Somewhere in Tokyo, Osamu Shibata and his wife, Nobuyo, live in poverty. While Osamu receives occasional jobs and Nobuyo has a poorly paid job, the family relies heavily on her grandmother’s pension. A couple with inappropriate incomes, they use the theft of theft to survive. After a theft session, Osamu and his son meet a little girl in the cold, Yuri. Although at first they are reluctant to accommodate her, Osamu’s wife later decides to take care of her after discovering the difficulties she faces. Despite their problematic finances, they adopt it informally. Although the family is poor, barely enough money to survive, they seem to live happily together until an unforeseen incident reveals hidden secrets, testing the ties that unite them.