Chapter one - following feet

Jayden, Sonita, Kimberly, Abby, and olivia are all friends that go to Jackson Middle school.
Although they don't talk much, they all consider themselves to be friends with eachother considering they have all known each other since kindergarden.
One day they stay after school with each other to help each other out with school work, But when they stay after hours, they get locked in. But it seems that they aren't the only ones locked inside of this treacherous school.
They fight for they're lives against some unknown evil thing that only lives, after hours.