Persona 2 refers to the collective second installment in the Persona series. It consists of two parts: Persona 2: Innocent Sin and Persona 2: Eternal Punishment, which take place in that order. In Eternal Punishment, none of the characters can remember the events of Innocent Sin. Persona 2 can also refer to one or the other of the two parts. The titles of the two respective games refers to the protagonist Tatsuya Suou. His Innocent Sin in the first game is his refusal to forget Maya Amano, even though he needs to in order to save her and the others. His Eternal Punishment in the second game is to live in a world where his closest friends have forgotten each other and him, with him being the only one who remembers the friendship that they once shared.