Tatsuya Suou is the protagonist of Persona 2: Innocent Sin and a major character in Persona 2: Eternal Punishment. Though his name is set default as "Tatsuya Suou" in Persona 2: Innocent Sin, players can change his default name. A senior student enrolling in Seven Sisters High School, Tatsuya Suou is the younger brother of Katsuya Suou, a police detective. Tatsuya also has an unnamed father.