C266 Surveillance

Lin Xingchen turned on her phone and found an unknown number that sent her a colored message. She opened it and saw a photo on it. One. A boy wearing a school uniform with a Nike bag on his back seemed to be on the way to school. He looked around and saw that the person was Lin Chen.

Lin Xingchen panicked. Just as she was panicking, a message popped up.

Sister, if you don't go back