Shuichi Saihara is a student in the Ultimate Academy for Gifted Juveniles and a participant of the Killing School Semester. His title is the Ultimate Detective. Super High School Level Detective. Shuichi appears to be a quiet, serious, and polite boy. However, he is also stated to have a weak personality, and he is abnormally timid when it comes to speaking. He often has negative remarks, frequently blushes and suffers from a cold sweat.