悪魔っ娘は意地っ張り～アンタなんかアタシのアソコですぐに虜にしてやるんだから！～

あらすじ

Shota, the protagonist, is a lazy college student who lives his days in self indulgence.

One day a demoness called Claire appears. She tells him she'll grant his wish in exchange for his soul.

Shota immediately realizes that Claire is ignorant about the ways of the world, and seizes his chance! He makes her swear to capture him by means of sex!