Tunnel Escape Fates Entwined

A deadly virus has broken out, and the town is swarming with zombies. Police partners, Olivenia and Noah, receive a mission to escort a Special Agent to a secret base. Noah guides her from the computer room while Olivenia fights the zombies on her own. Along the way, she uncovers information about another survivor, Beatrice, as well as a mysterious biological weapon. Will Olivenia be able to find Beatrice and survive the zombie outbreak? Or will she have a one-sided dance with the enemies while Noah may or may not be listening in the background?