Satoru's father, a former truck driver, caused a fatal accident while driving while asleep at the wheel, killing all three members of his family. His father was imprisoned, and Satoru and his mother were forced to move as if fleeing… Fifteen years have passed. "Mom… one day… when I came home from school… she… like this… should I say anything more?" Faced with the persistent interview from capitalist Iori Takakura, Satoru felt uneasy, but after being offered exceptionally generous terms, he ultimately accepted the job.