PART 4 — THE BOX BEHIND THE WALL

The bathroom door was open.
I stood at the end of the hallway, unable to take another step.
The house was supposed to be empty.
We had left it locked.
The police had checked the doors before bringing us back.
Yet there it was.
The bathroom door.
Wide open.
And from inside came the sound of water.
Drip.
Drip.
Drip.
Lily squeezed my hand.
“Mom…”
“I’m here.”
“Don’t go inside.”
I looked down at her.
Her face was pale.
“Why?”
“Because that’s where he told me to put it.”
My heart began pounding.
“The box?”

She nodded.

The detective raised one hand.

“Stay here.”

He moved down the hallway with another officer.

They entered the bathroom first.

I could hear them checking the cabinets.

The shower.

Behind the curtain.

Under the sink.

Then the detective called out.

“Mrs. Carter?”

I stepped forward.

“What?”

“You need to see this.”

I walked into the bathroom.

The air smelled damp.

The faucet was dripping.

But the strange thing was…

the bathtub was completely dry.

I stared at the water.

“Where is that coming from?”

The detective pointed toward the wall.

A tiny stream was running down the tile.

He wiped it with his glove.

Then looked closely.

“There’s fresh moisture behind this section.”

I stared at the wall.

“This is where Lily said the box was.”

He nodded.

One officer began examining the tiles.

Then he noticed something.

“This one is loose.”

He pressed it.

The tile moved.

My heart started pounding.

The detective carefully removed it.

Behind it was a narrow opening.

Darkness.

The officer shined his flashlight inside.

There was something there.

A small metal box.

My breathing stopped.

“That’s it,” Lily whispered.

The detective carefully reached inside.

But before he could pull it out, Lily suddenly grabbed my arm.

“Wait!”

Everyone stopped.

“What?”

She was shaking.

“He said not to open it here.”

The detective looked at her.

“Why?”

“Because he said…”

She swallowed.

“He said the house was being watched.”

Nobody spoke.

The detective immediately stepped away from the wall.

He looked around the bathroom.

Then he checked the mirror.

The vents.

The light fixture.

“Search for cameras.”

Two officers began examining the room.

Minutes passed.

Then one of them shouted.

“Detective!”

We turned.

He was holding the smoke detector.

There was a tiny black device hidden inside.

A camera.

My stomach turned.

Someone had been watching our bathroom.

My bathroom.

The place where Lily had been bathing every afternoon.

The place I thought was private.

I felt sick.

“How long?”

The officer examined it.

“We don’t know.”

The detective looked at Lily.

“Did the man ever mention a camera?”

She nodded.

“He said he could see everything.”

I closed my eyes.

For weeks, I had thought Lily was simply acting strangely.

She wasn’t.

She had been terrified.

And she had been living with the belief that someone was watching her.

The detective carefully removed the device.

Then he looked at the hidden box.

“We’re taking this to the station.”

“What’s inside?”

“We don’t know.”

“I want to know.”

“So do I.”

He wrapped it carefully.

Then something happened.

Lily stepped closer.

“Mom.”

“What?”

She pointed toward the floor.

There was something underneath the sink.

A tiny piece of paper.

The detective picked it up.

There were three words.

NOT THE FIRST ONE.

“What does that mean?” I asked.

He looked at Lily.

She shook her head.

“I don’t know.”

Then the house lights went out.

Everything became black.

Lily screamed.

The officers immediately drew their flashlights.

“Everyone stay together!”

We heard a noise downstairs.

A door opening.

Then footsteps.

Someone was inside the house.

The detective signaled the officers.

One moved toward the stairs.

Another toward the kitchen.

I held Lily tightly.

The footsteps stopped.

Silence.

Then a man’s voice came from downstairs.

“Mrs. Carter…”

My blood froze.

It was the same voice from the phone.

The detective raised his weapon.

“Police! Come out with your hands visible!”

Nothing.

Then the man laughed.

“You still don’t understand.”

The detective shouted:

“Show yourself!”

A shadow moved across the doorway downstairs.

The officers rushed forward.

But when they reached the room…

nobody was there.

A window was open.

The curtain moved in the wind.

The man was gone.

But something had been left behind.

A photograph.

The detective picked it up.

His face changed.

“What?”

He turned it toward me.

It was a picture of our family.

Me.

My husband.

Lily.

Standing outside our house.

Taken from across the street.

And on the back was a date.

The date was three months earlier.

I stared at it.

“He’s been watching us.”

The detective nodded.

“For at least three months.”

I looked at Lily.

She was crying silently.

Then I noticed something.

The photograph had been folded.

I opened it.

There was another picture inside.

This one was older.

Much older.

It showed my husband standing outside a building.

Beside him was another man.

I stared at the face.

I recognized him.

My blood ran cold.

“That’s him.”

The detective looked at me.

“Who?”

“The man from the school.”

The same man Lily had described.

The staff member.

The man we had been searching for.

The man who had apparently been watching the children.

But there was something wrong.

The photograph looked old.

Very old.

“How long ago was this taken?”

The detective examined it.

“Based on the image quality…”

He stopped.

“Maybe ten years.”

I stared at my husband’s face.

Ten years.

Before Lily was born.

Before we lived in this house.

Before I even knew there was a connection between my husband and that school.

“What was my husband doing with him?”

The detective looked at me.

“That’s what we need to find out.”

I called my husband again.

No answer.

Again.

Nothing.

Then I received a text.

I’m almost there.

I stared at it.

The detective looked over my shoulder.

“Did he send that?”

“Yes.”

“When?”

“Just now.”

The detective frowned.

“Where is he?”

“I don’t know.”

He immediately called his team.

“Track his phone.”

I looked at Lily.

She was standing near the bathroom door.

Suddenly, she said:

“Mom…”

“What?”

“I remember.”

“What do you remember?”

“The box.”

“What about it?”

She looked at me.

“He said Daddy put it there.”

My heart stopped.

“Your father?”

She nodded.

“He told me Daddy knew.”

I couldn’t breathe.

“My husband knew about the box?”

Lily nodded.

“He said Daddy was part of it.”

I shook my head.

“No.”

But deep down, something had begun to change.

Because I remembered something.

A conversation from years ago.

A conversation I had forgotten.

My husband had once told me that he had worked at the school temporarily.

Only for a few months.

I had never thought much about it.

He had said it was administrative work.

Nothing important.

But the photograph told a different story.

The detective looked at me.

“You need to tell me everything you know about your husband.”

“I already told you.”

“Everything.”

I swallowed.

“He used to work at the school.”

“When?”

“Before we met.”

“How long?”

“I don’t know.”

“Did he ever mention the staff member?”

“No.”

“Did he ever mention children being investigated?”

“No.”

“Did he ever mention a hidden room?”

“No.”

The detective watched me carefully.

“Are you sure?”

I nodded.

Then my phone rang.

My husband’s number.

I answered immediately.

“Where are you?”

Silence.

“Please answer me.”

Nothing.

Then I heard breathing.

“Are you okay?”

A man’s voice whispered:

“Don’t trust him.”

My heart stopped.

“Who?”

“Your husband.”

I couldn’t speak.

The detective motioned for me to put the phone on speaker.

I did.

The voice continued.

“He isn’t who you think he is.”

“Who are you?”

A pause.

Then:

“Someone who tried to warn you.”

“Where is my husband?”

“I don’t know.”

“You called me from his phone.”

“I found it.”

“Where?”

Another pause.

“Under the bridge.”

My stomach dropped.

“What bridge?”

But the call ended.

The detective immediately took the phone.

He looked at the screen.

“Can we trace it?”

“Maybe.”

He began giving instructions.

Then Lily whispered:

“Mom…”

I looked at her.

She was staring at the wall.

The wall behind the bathroom mirror.

“There’s another one.”

“What?”

“Another box.”

I stared at her.

“What do you mean?”

She walked toward the mirror.

“When he took me here, he told me there were two.”

The detective immediately moved the mirror.

Behind it was another opening.

And inside…

was another box.

This one was wooden.

Old.

Covered in dust.

The detective carefully pulled it out.

There was a name carved into the lid.

I read it.

LILY CARTER.

I felt the blood drain from my face.

“No…”

The detective stared at it.

“How could your daughter’s name be on something this old?”

I couldn’t answer.

Lily hadn’t even been born when that box was made.

The detective carefully opened the lid.

Inside was a stack of photographs.

Dozens of them.

But these weren’t pictures of Lily.

They were pictures of another little girl.

A girl who looked remarkably like her.

Same eyes.

Same smile.

Same small birthmark near the cheek.

I stared at the photographs.

Then I noticed the date.

Twenty years earlier.

I turned to the detective.

“Who is she?”

He examined the first photograph.

Then another.

His expression became increasingly serious.

Finally, he looked at me.

“Mrs. Carter…”

“What?”

“I think you need to sit down.”

“Tell me.”

He pointed at the name written beneath the photograph.

EMILY CARTER.

My heart stopped.

That was my name.

Emily Carter.

The girl in the photograph had my face.

Not similar.

Not close.

My face.

I stared at the photograph, unable to understand what I was seeing.

The detective looked at the box.

Then at me.

Then at Lily.

“Are you sure you never knew about this?”

I shook my head.

“No.”

But another memory surfaced.

A memory I had buried for years.

A childhood memory.

A locked bathroom.

A man telling me not to tell my mother.

A school hallway.

A pale blue uniform.

A box.

And suddenly, I remembered something I had forgotten completely.

I had been a child too.

I had gone to the same school.

And I had once been told…

to wash my clothes before going home.

I dropped the photograph.

Lily picked it up.

“Mom?”

I couldn’t answer.

Because I suddenly understood why the stranger had said:

YOU ARE LOOKING IN THE WRONG PLACE.

He wasn’t talking about Lily.

He was talking about me.

The entire time, I had believed I was investigating what happened to my daughter.

But someone had been leading me back toward something that happened twenty years ago.

Something involving me.

Something involving my husband.

Something involving that school.

And something involving the little girl in the photographs.

Me.

Then the detective opened the final photograph.

There were two children standing together.

One was me.

The other was a little girl I didn’t recognize.

On the back was a handwritten note:

ONLY ONE OF THEM REMEMBERED.

I stared at the words.

Then Lily whispered:

“Mom…”

“What?”

She pointed toward the photograph.

“That girl…”

“What about her?”

“I’ve seen her before.”

My heart stopped.

“Where?”

Lily looked toward the bathroom mirror.

“In my dreams.”

Nobody spoke.

Then, from somewhere inside the house, we heard a soft knock.

Knock.

Knock.

Knock.

The detective immediately turned toward the front door.

“Stay here.”

Another knock.

Knock.

Knock.

Knock.

Then a voice came through the door.

My husband’s voice.

“Emily?”

I nearly collapsed with relief.

“That’s Dad,” Lily whispered.

I started toward the door.

But the detective grabbed my arm.

“Wait.”

“That’s my husband.”

He shook his head.

“Don’t open it.”

“Why?”

He looked at the phone in his hand.

Then at the front door.

Then at me.

“Because we just confirmed your husband’s phone is still under the bridge.”

My heart stopped.

The voice outside called again.

“Emily…”

Then it changed.

The voice became deeper.

Colder.

“Open the door.”

Lily screamed.

And the detective whispered:

“Everyone get away from the entrance.”

I backed away.

The voice outside laughed.

Then came the words that made me realize this wasn’t over.

Not even close.

“Emily…”

“You finally remembered.”

And from behind us…

the bathroom faucet suddenly turned on by itself.

Drip.

Drip.

Drip.

Then Lily looked at the old photograph in her hands.

Her face went completely white.

“Mom…”

“What?”

She pointed at the little girl standing beside me.

“I know who she is.”

I stared at her.

“Who?”

Lily swallowed.

“She’s the reason he came back.”

The detective stepped closer.

“Who is she?”

Lily looked directly at me.

“She’s your sister.”