Characters: Kaew, Duang, Boong, Sa, Suer, Tang, Mr Tor.

Main Character: You, Nanno and Koh.

Tang is Mr Tor's child which is only a kid that decided to visit her father.

Suer and Sa are dating but it seems that Sa likes Koh..? Maybe. Suer is jealous.

Koh didn't want to do his work and now you, Nanno, Kaew, Duang, Boong, Sa, Suer, Tang, Mr Tor and you are all trapped in a room since a murderer decided to come to the school. Nanno found a quarter of a photo of the murderer on the internet...though...it just shows her hair.