When a cop is brutally murdered while investigating the deaths of two fighters, his brother knows what he must do: enter the underground world of no-holds-barred Bare Knuckle Brawling, where there is only one rule. There are no rules.

After a toxic spill creates an infectious outbreak, causing people to be filled with rage and turning to cannibalism, four survivors converge upon a house nestled deep in the woods. Together, they must try to survive the madness happening outside, the uncertainty and each other. As things become more grim, hope fades and supplies run low, people's true selves begin to show. The four must try to survive the monsters outside and within.

After an infectious outbreak causes people to become rage filled and cannibals, a group of survivors must figure out how to get by. The infected aren't the only threat though. After the fall of society, people begin to lose their humanity, as these three struggle to hold on to theirs.

Três homens armados dominam um pequeno restaurante com o intuito de realizar um assalto comum. Entretanto, o que eles não esperavam é que o lugar, na verdade, servia de fachada para as atividades da máfia. Agora, o que era pra ser mais um crime corriqueiro transformou-se em uma situação complicada envolvendo reféns.

Usando sua paixão por histórias em quadrinhos, o adolescente Dave Lizewski decide se reinventar como super-herói, apesar da total falta de poderes especiais. O adolescente arruma uma fantasia, batiza-se de "Kick-Ass" e começa a combater o crime com a ajuda de amigos justiceiros.