Takarasagashi no Natsuyasumi
Japanese title: たからさがしのなつやすみ
Type: ONA
Episodes: 0
Source: Original
Genres: Hentai
Producers: SANDWICHWORKS
Duration: 49 min
Rating: Rx - Hentai

The story takes place in rural Japan, during an idyllic summer. The innocence of youth... informed by a depraved modern world.

(Source: AniDB, edited)