Contracted Devil: Samurai Sword Pulling his middle finger causes blades to pop out of his head and arms. Ranks 1st in the school along with Guest. Close friends with Guest, Ryomi, and Hongcha since they were in the same 3rd-grade class. Dating Mocciel. Student Council Head. When transforming into a devil, his head explodes and a new devil head grows. Wears a (mic-equipped) gaming headset with a 'P' on it, purple eyes, a hat that says 'Pyeonghak', a light purple coat, and has purple hair.

Contracted Devil: Angel Devil Has an angel ring above his head and angel wings. Ranks 4th in the school. Dating Hongcha. Yellow eyes, duck hoodie, orange hair.

Contracted Devil: Blood Devil Can do anything with his own blood, but it consumes a lot of blood. Ranks 6th in the school. Dating Velky. T-shirt with '624' on it, pink headset, and a red and black hat with an 'R' on it.

Contracted Devil: Bomb Devil Has a pin in her neck; pulling it transforms her into a devil. When the pin is pulled, firing a hand-gun gesture causes the target location to explode. Ranks 2nd in the school along with Velky. Close friends with Guest, Pyeonghak, and Hongcha since they were in the same 3rd-grade class. Dating Guest. When transforming into a devil, her head explodes and a new devil head grows. Wolf ears, sky-blue hoodie, orange and blue odd-eyes, sky-blue hair.

Contracted Devil: Fox Devil Forms a fox shape with her hands and shouts 'Kon' to summon a giant fox head. Ranks 3rd in the school. Close friends with Guest, Ryomi, and Pyeonghak since they were in the same 3rd-grade class. Dating Kkaek. Always carries a sword on her back. Panda ears, yellow hair, panda headband, two green headbands, yellow eyes, school uniform.

Contracted Devil: Control Devil Can control opponents. Ranks 2nd in the school along with Ryomi. Dating Yugisa. Red ribbon, red long-sleeve shirt under a blue short-sleeve shirt with 'Velky' on it, blue Valkyrie hat.

Contracted Devil: Zombie Devil Turns dead people into zombies and can summon zombies at will. Ranks 7th in the school. Dating Pyeonghak. Looks like a puppy, has angel wings floating by her head, sky-blue eyes. Always ends her sentences with '-jji'.

Contracted Devil: Flamethrower Devil Requires fuel to use abilities. One arm is a flamethrower. Ranks 8th in the school. Likes men. Kind only to men; hurls insults at women. Acts cute toward men. Orange clothes.

Contracted Devil: Void Devil Can drop opponents into the void. Ranks 9th in the school. Likes women. Kind only to women; hurls insults at men. Grey clothes.