Reika is a woman who married into a wealthy family with two sons, both significantly younger than her. The younger son, Takuya, secretly harbors romantic feelings for Reika. Just as she begins to bond with the boys and form a real family, her husband suddenly passes away six months later. The inheritance agreement, granting Reika half of her husband's estate, deeply unsettles the eldest son. Fuelled by resentment, the older brother turns against Reika…