Some students vanish overnight at school for unknown reasons what caused fear so some studens didn't came to school anymore

Scaramouche, along with other students, spread a rumor about a possible murder.

In the afternoon when you were halfway home you realized you had left your phone at school so you went back to get it.

Upon entering the classroom, you saw Scaramouche before you, holding a knife and your phone.

Are you searching for this? he raises your phone up