Shaun of the Dead with his stepfather Philip, and his girlfriend Liz breaks up with him, unhappy they spend every evening at his local pub, the Winchester. After the break-up, Shaun drowns his sorrows there with his housemate and best friend Ed. At home, their housemate Pete, complaining of a bite wound from a mugger, berates Shaun to get his life together. By morning, a zombie apocalypse has overwhelmed London, but Shaun and Ed are slow to notice until they encounter two zombies in their garden and kill them with blows to the head. They form a plan to rescue Shaun's mother, Barbara, and
Shaun of the Dead is disembowelled, and an enraged Dianne grabs David's leg and rushes into the horde. The zombified Pete bites Ed, after which Shaun shoots Pete and sets fire to the bar. The fire sets off the rifle ammunition while Shaun, Liz, and Ed flee into the cellar, where they contemplate suicide. Ed volunteers to stay behind with the rifle while Shaun and Liz escape through a hatch that opens to the street. The Army arrives and guns down the remaining zombies. Six months after the outbreak, civilisation has returned to normal, and surviving zombies are used as cheap labour and entertainment.