After a prank goes awry and lands a hospital janitor in a coma, a group of doctors begin dying at the hands of the comatose patient who is extracting revenge through out-of-body experiences.After a prank goes awry and lands a hospital janitor in a coma, a group of doctors begin dying at the hands of the comatose patient who is extracting revenge through out-of-body experiences.After a prank goes awry and lands a hospital janitor in a coma, a group of doctors begin dying at the hands of the comatose patient who is extracting revenge through out-of-body experiences.