Adult PC Game: ManiaClub - Sacrificial Girl - Cave of the Water God Final (eng) Archive

Machine Translation

Chiyuki is designated as a life sacrifice to the water god
to stop the endless rain ravaging her village.
Her friends Mika and Kaori won't let her become a sacrifice,
so they accompany her to the cave of the water god.

ManiaClub - Sacrificial Girl - Cave of the Water God Final (eng) Gameplay Preview