This is the first title by Purple Software delight, focusing on the reunion of childhood friends. Entering the fourth year of university, Hiroki received a call from Nagae Yujirou-sensei who asks him what he aspired to be in the future. He tells him that he wants to be a teacher and his former teacher invites him to his current school to gain training as a practice teacher for 3 weeks. This school is located in Hokashi-chou, where Hiroki had previously lived.