"Hehehe, Tomoya make me feel really good today again, okay?" It's been quite a while since I started dating Mari. Today, Mari's grandparents were away on a trip, and since she was nervous about being alone at night, she invited me over to spend the evening at her place. But after dinner, things got cozy, and before I knew it, Marie had me pinned down. We were getting all lovey-dovey like that when suddenly, the living room door swung open. "“Long time no see. I thought you might be lonely all alone, so Mama came to visit you~”" With frozen faces and the following silence for several minutes, Tomoya and Mari are kneeling in the living room. “What's unacceptable is unacceptable. I won't tolerate such a scandalous relationship!” Sophie, the mother who stubbornly refuses to acknowledge my relationship with Mari. After Mari stormed out in anger, Sophie confessed her complicated feelings. "I want that girl to be happy. Not just in her personal life, but in this area too." Tomoya was stunned by what he heard. Sophie's mother demanded that if he could satisfy her in bed, she would finally approve of his relationship with her daughter. And so, to satisfy her mother, Tomoya's challenge began— [From official site]