Feeling his tongue lick and tease her special place, even though she knows this is wrong, her body is melting. This heated situation in the entrance of her place is the result of one affirmation. Chiyori Shimizu, an office worker with bad luck when it comes to men, has a secret problem: sex doesn't feel good. One day, at a company party, she drinks too much and lets out her heart's cry: "It didn't feel good because there was no love!!" After giving her a lecture, the colleague who brought her back home declares with a kiss that "Sex feels good even without love." No matter how much she argues, her body feels on fire. If things go on like this...