Biohazard ~ Voice of Gaia ~ is set in an unspecified year where the threat of bioterrorism has continued to increase in extremity. Much of the story is set in and around the walled Croatian city of Dubrovnik, on the Adriatic seacoast, which faces attack from "Them", zombies infected by an ancient virus. The survivors in Dubrovnik are protected by both their wall and by music, as melodies are known to calm Them, suppressing their violent urges.

Cast

Reon Yuzuki

Lisa Martin

Daisuke Watanabe

Dr. Dan Gibson

Haruhiko Jo

Dr. Joe Knaggs

Yoshino Keigo

Colonel Maurice Green

Eiji Yokota

Bernard Chavez

Sōichi Hirama

Lovro