Ai wa Kane Nari

Leaving nothing more than a note behind, the young demon Sora runs away from his world and escapes into the human world. Within minutes, Sora is hit with challenges and proof that surviving in the human world is no simple task. And when he gets caught up with the handsome Eril, owner of a pleasure palace known as Paraiso, Sora takes on an impossible debt that only his body can pay back.

(Source: Seven Seas Entertainment)