My 76-Year-Old Mother Begged Me Not to Leave Her Alone With My 28-Year-Old Son. Every Night, He Locked Her Bedroom Door, and Every Morning, She Looked More Terrified. But When I Installed a Hidden Camera and Saw What He Was Carrying Into Her Room at 3 A.M., I Called the Police…

“Mom, lock your door!”

“I can’t. He has the key.”

Then I heard footsteps.

“Grandma? Are you talking to Mom?”

The call ended.

I drove to her house immediately.

When Daniel opened the door, he was wearing gloves.

“What happened?” I demanded.

“Nothing, Mom. Grandma’s sleeping.”

But behind him, I could see a small black bag on the kitchen counter.

And something else.

An envelope bearing my mother’s name, with a handwritten warning:

DO NOT LET MARGARET SEE THIS.

The following afternoon, I secretly placed a motion-activated camera in the hallway, facing my mother’s bedroom door.

Two nights later, my phone alerted me at 3:17 a.m.

I opened the live feed.

Daniel was carrying the black bag.

He unlocked my mother’s bedroom and disappeared inside.

Minutes later, I heard her crying.

“Please, Daniel. I can’t do this again.”

His voice was firm.

“Grandma, we have to finish it before Mom finds out.”