Injuukan no Kyoufu

The case occurred in the old mansion located in a suburb in Sydney. A special team comes to the premises for invesitgation, no one knows that monsters born by bio-technology dwell inside. Countless zombies and tentacle monsters wriggling and waiting for the female member breaks in....
Can she escape alive from there!?

A Resident Evil hentai horror/survival game with long-length hentai animation!!

[From DLsite English]