Shiori's a heartbroken woman working as a live-in chef for a boys' dormitory at a college of physical education. One night, Rin, a boy who's taken a liking to her, shows up at her door... and although Shiori didn't plan it, they end up in bed together. Rin's earnest feelings for her and impressive body barely give Shiori a moment to breathe, and their love is so intense that she can't help but enjoy it. Later on, while she considers just how much trouble she'd be in if they were found out, Rin's friends Haru and Itsuki confess that they're in love with her, too... Why she's popular with men so young and vibrant at this point in her life is a mystery. How should she respond to their sincere love for her!?