Trapped Inside

A girl name Angelina is in an orphanage, after both her parents die in a car crash, she has someone on her back trying to kill her and she has no idea. She has two sisters with her, Emily and Stacey. Angelia is the oldest followed by Emily then Stacey. A man named Draykov is trying to trap her in a mysterious, red room, up in the sky, so she can do a test on her before she dies. Her sisters tried so hard to protect her. ( ENDING IS SHOCKING).