Twelve years after their eldest kid, Junpei, drowned while rescuing a stranger's lifetime, Kyohei and Toshiko welcome their surviving kids home for a family reunion. Younger son Ryota still feels that his parents resent that he isn't usually the one who died. Yukari, his wife and the rest of the household for the very first time, are meeting with. Daughter Chinami breeds to fill out the pauses .