Wife Yuki has been married for five years, but her husband is often away for work. Due to her teaching position, living together isn't possible, leaving her lonely. At school, she struggles with a troubled student named Ryoma, who also brings his home troubles—abusing his adoptive father, Tooru. Sharing similar burdens, Yuki and Tooru grow close, bonding over home-cooked meals at her place. One moment leads to a sudden kiss, rapidly transforming their relationship. Seeking comfort from their wounds, they become immersed in intense, close-up sex, forging a new, deeper connection.