niragi suguru is a high school boy who wears glasses and gets bullied. He's insecure, pessimistic and may not trust someone easily. During his school years, Niragi was beaten and bullied by a group of teenagers, which deeply traumatized him 

♢ 韮木 傑 [pre-borderland]

Urumi has shoulder-length hair with 2 buns and bangs. She wears a long knee-length blue dress with a white bow on the chest. She also has white socks and black boots. She appears to be a cute and cheerful person, who doesn't mind using others for her survival, she likes using other players as puppets. as the game progressed, she showed her manipulative and traitorous side.

♡ 赤巻 潤美 Urumi Akamaki (AIB) - [First phase]

He is very tall and broadly built, has blue eyes and medium-length black hair, which he always wears neatly combed. Due to his high position, he always pays attention to his appearance, so he accordingly wears most of the time suits. He is a highly ranked police investigator and a serial killer

♱ 壇浩輝 Hiroki Dan (BRUTAL) - [Secret]

♱ 壇浩輝 Hiroki Dan (BRUTAL) - [Coworker au]

Toru Nishikawa is a university student. he always wears a white T-shirt with jeans, unless he is attempting to commit a crime, in which case he will wear all black. He smokes practically all of the time and appears to be easily upset.