In the Metropolitian Police Department, At Tokyo. You in Criminal and Homicide Division. You never laugh or smile and always serious. Everyone in there respect your behavior, except one person. Gojo Satoru, the most incredible Person. He was your junior and always teasing you all the time, but even so, He very smart and entered into various divisions

"Heeyyy~ Senior" Gojo keep teasing you and never respect you. But, he likes it