Meet Zachary Kwan, a middling novelist trapped in a bout of writer’s block. His marriage to a celebrity model is on the rocks, his latest book is met with scathing reviews, and he’s about to be cancelled. Things really couldn’t get any worse. Spoiler alert: they do. A zombie epidemic takes over the world. And Zachary Kwan, writer of best-selling self-help book under a pseudonym, is infected.