Just when twelve-year-old Summer thinks nothing else can possibly go wrong in a year of bad luck, an emergency takes her parents to Japan, leaving Summer to care for her little brother while helping her grandmother cook and do laundry for harvest workers.

Summer knows that kouun means 'good luck' in Japanese, and this year her family has none of it. Just when she thinks nothing else can possibly go wrong, an emergency whisks her parents away to Japan right before harvest season. Summer and her little brother, Jaz, are left in the care of their grandparents, who come out of retirement in order to harvest wheat and help pay the bills. The thing about Obaachan and Jiichan is that they are old-fashioned and demanding.

Just when twelve-year-old Summer thinks nothing else can possibly go wrong in a year of bad luck, an emergency takes her parents to Japan, leaving Summer to care for her little brother while helping her grandmother cook and do laundry for harvest workers.