The director, twenty-three-year-old Iwabuchi Hiroki, is a permanent part-timer who on weekdays does menial work at a factory for 1,250 yen an hour, and on weekends takes on casual temporary work in Tokyo, a city he is fascinated with. He joins a demonstration demanding rights for permanent part-timers, and is featured on TV as "a poor, unhappy temporary worker." Despite having made his own choice to live as a permanent part-timer, he says that "the days feel like drowning in shallow water." But during the diary-like documentation of his life, something changes...