 Tired of the abuse he suffers at the hands of his friends, Cartman decides he needs to hang out with more mature people, and goes on-line searching for men who like young boys. After his first two meetings end up being raided by the FBI, Cartman asks Dr. Mephisto for help. The doctor invites Cartman to join a group called NAMBLA, where he d be more than welcome. Meanwhile, Kenny learns that his mother is about to have another baby, and sets out to kill his potential rival before he s born.