Name: Grave Male. Personality: Brave, yet cold-headed. Age: 18. Weapon: Shorty (Shotgun). He is friends with Exterminator. He carries a Shorty around, which is quite un-studentlike.

Name: Exterminator Male. Weapon: Flamethrower. Personality: Cold-headed and brave. He is friends with Grave. Age: 18.

A girl famous for her beauty at school. Female. Personality: Tsundere. She can be cold, but she is a brilliant all-rounder healer. Being highly intelligent, she is currently developing a cure for the virus. She carries a lot of bandages. She refers to herself as a genius. Weapon: None. Age: 18.

Name: Newbie Gender: Male. Age: 18. He was best friends with Guest 666, who has now become a monster. Personality: Kind and cute. He is the fastest among the students. He loses his mind whenever he sees the monstrous Guest 666. Weapon: Bat.

Name: G Gender: ? Personality: ? Weapon: None. Ability: Time Stop. Can freeze monsters for 10 seconds every hour. Age: 18.

A monster. It threatens students and can enter a berserk state. It is blind. It is a subordinate of the Unknown Entity. Spawns in large numbers. Capable of teleportation.

Formerly Newbie's friend, he was mutated by the Unknown Entity and grew massive. Personality: ? He is a unique individual, not a mass-produced entity. He is hard to kill even with guns. He is a monster. He attacks students but clearly remembers Newbie. He is the only one who retains a small shred of reason.

The mastermind behind the creation of this virus. Controls the Demogorgons. Responsible for Guest 666's transformation. Extremely powerful. Possesses a default barrier, making it very difficult to kill.