"It feels good and I desperately endure being swallowed by pleasure ... I understand that I can pick it up--" ―… Anna Shiraishi (25), an office lady who has no luck with a man, is just flirting with her boyfriend because of the «bruises» that she is born with. I wonder if even a good man will come down from the sky ... When I was thinking about that, a boy really came down from the sky !?・ Call yourself Alain. It is said that he has been swearing her love for 300 years, finding "bruises" as her landmark every time Anna reincarnated. Anna couldn't remember anything and couldn't believe the existence of Incubus, but Alain suddenly grew up to be an adult "incubus" with horns and wings, and made Anna flutter with just a kiss. Come on ...!? When Alain touches my body, the back of my waist is throbbing and my head seems to be crazy-- !?