Septem Charm Magical Kanan
English title: Magical Kanan
Japanese title: Septem Charm まじかるカナン
Type: OVA
Episodes: 4
Source: Visual novel
Genres: Hentai
Studios: Arms
Producers: Lemon Heart
Duration: 28 min per ep
Rating: Rx - Hentai

A magical creature went to the normal world to retrive some seeds. He lost his power and fainted. A girl found him and took him home. Well, this creature became a man after gaining back his power, which surprised the girl some. An incident happened and she became a magical fighter with his kiss. Things start to get complicated as they try to get the seeds and with most people not being what they seem.

(Source: AniDB)