Mike Michaelson is the struggling young host of local radio station S-ROC's midnight show. The owner is a crazy workaholic, Mike's producer is his soon to be ex-wife, and life couldn't be more mind-numbing for him... That is, until a terrifying zombie apocalypse sees the team stuck in the station for the foreseeable future, and Mike and his colleagues must attempt to navigate their workplace relationships while protecting themselves from the onslaught of the undead.