Rachel and Drew Snow might be sisters, but their lives have followed completely different paths. Rachel is happily married but hasn't returned to her childhood home since her strict father kicked her out after an act of careless teenage rebellion. Drew, her younger sister, pursued a passion for music but longs for the stability that has always eluded her. But when their deferential Japanese mother, Hikari, is diagnosed with dementia, the sisters come together to uncover family secrets that help them reconnect.