Close-knit sex ~ Home-visit care, beside my father-in-law's care ... ~ Nanako Yoshise

Nanako Yoshise, a devoted daughter-in-law, takes care of her father-in-law after he suffers a stroke. As she navigates her new responsibilities, she finds herself in a compromising situation with Ishikawa, a man who is not her husband. The movie features a cheating wife scenario, where Nanako engages in intimate activities with Ishikawa while her husband is unaware. The central kink of the movie revolves around the taboo nature of their relationship, with Nanako struggling to balance her duties as a caretaker and her desires with another man.