Dokidoki Oyako Lesson: Oshiete H na Obenkyou
Japanese title: ドキドキ母娘レッスン～教えてHなお勉強～
Type: OVA
Episodes: 2
Source: Visual novel
Genres: Hentai
Studios: T-Rex
Producers: Milky Animation Label, MS Pictures
Duration: 26 min per ep
Rating: Rx - Hentai

Based on the hentai game by Tinker Bell.

Shio Atsushi is a professor who will provide home class to two daughters of different families: Arisa and Maya.
But it seems this won't be only educational purpose since the two girls show interest to that man.