Rumours have been circulating that a recent mutation in the zombie plague virus is causing it to spread faster, infecting greater numbers and unleashing hundreds of zombies into the underhive. Many gangers believe that this is just scaremongering; paranoia cooked up by stimm-junkies. But a few are not so sure, while travelling between settlements to collect credits they've heard noises, glimpsed shapes in the darkness. Could the underhive really be on the brink of an epidemic of the living dead?