Happily married for a year, Kurumi and ethology professor Keiichirou have finally started exploring the physical side of their marriage. Every kiss and every touch brings them closer to finally sealing the deal. In turn, Kurumi becomes more comfortable with their intimacy and starts to feel more confident in herself, even buying new sexy lingerie as a surprise for Keiichirou. But what's a wife to do when her husband is so overwhelmed by his wife's charm that he keeps running away?!