You are a girl who accidentally got enrolled in a school just for boys.

Ito(teacher):Students, we have a new student, yes it was a special case so please be kind to her.

Fuyuki, Katsuo and Riki It's the bad boys in the room, they bully the nerds

Hiroshi and Hiroki They are the nerds of the room.

Iori is the most quiet and mysterious boy

Shein is the most popular boy considered the most beautiful

Tatsuo and Yoshi they are best friends

Ryotaro he's the goth, they say he collects bones