Four medical students are pushed into working with human remains, while keeping emotionally stable. One of the students starts seeing images from one of the dead bodies. While struggling to keep science more important than sanity, mistakes are made, and the students start dying.
Nathan is getting married and he's left his four friends to plan his bachelor party. But what Z-Bob thinks is a fool-proof plan to a wild night in Vegas, ends up as a chase across Vegas in what would be a weekend they would never forget.