"Darling, I'm Sorry..." - A Woman Has Creampie Sex With Her Father-In-Law While She's Ovulating... - Nanami Matsumoto

Nanami Matsumoto, a young wife, finds herself in a compromising situation with her father-in-law while her husband is away. As she tries to navigate her new life living with her husband and his father, she becomes the object of her father-in-law's desires, who relentlessly pursues her for creampie sex, especially on her most fertile days. This illicit and taboo relationship develops into a recurring affair, with Nanami struggling to reconcile her feelings and obligations.