Wife of righteousness manager (2017)

Claire, feeling unfulfilled in her marriage to an older man, begins an affair with a man she meets at a bar. Her world is upended when her husband brings his subordinate home, revealing that the lover she's been seeing is that very person. She attempts to end the affair, but her lover, Takasaki, convinces her to continue, acknowledging her dissatisfaction. As her husband is away on a short business trip, their relationship intensifies, but their newfound intimacy is threatened by his unexpected return.