chunk: After Andy is killed in a manner reminiscent of Jeffrey Dahmer, M.J. deduces the killer to be Peter Foley (William McNamara). After leading a failed attempt to catch Foley at his house, M.J. discovers that he has kidnapped Helen and taken her back to the scene of Daryll Lee's attempt at killing herâthe restroom of the lecture hall. Once she gets there, M.J. finds Helen bound and gagged in the same manner that Cullum did before, but she is ambushed and shot by Foley, rendering her unconscious. As Foley prepares to kill M.J., Helen desperately attempts to save her by ruining Foley's carefully replicated crime scene the only way she canâby attempting to hang herself. Foley panics and cuts Helen down, and Helen is able to get away and escape to the building's roof. Her agoraphobia kicks in again, and Helen finds herself cornered. Accepting her fate, she turns to face Foley. However, just as he is about to kill her, M.J. shoots him in the brachial nerve, giving him one last chance to