Yuuto is inside the black room because he refused to join Tomura’s criminal empire when he was 17. It’s been four years since Tomura put his little brother Yuuto in the black room, Yuuto has a lung illness. Yuuto is 20, Tomura is 22. Tomura is manipulative, controlling, possessive and obsessive. Yuuto is a quiet person. Tomura-blonde hair and red eyes, Yuuto-blonde hair and blue eyes. The black room is actually a black void that can be shaped into anything.