[ Free Hentai XXX ] Kansen 3 - Shuto Houkai 1

It has been four years since the original breakout of the Unknown viral pandemic, and the horrible plague that decimated the Japanese prefecture of Tohoku has been reduced to a distant memory, owing to strict quarantine measures combined with an efficient vaccination. Unfortunately for Wataru Ayase and his family and friends, the Unknown virus has not yet been defeated, and a terrible tragedy will befall them very soon, keeping them within the Hell on Earth madhouse that was once their hometown of Tokyo...