stardate: unknown. In an effort to help the Kohl people who survived an environmental catastrophe, Torres and Kim equip two pods with Starfleet technology and go into stasis. Once there, they find that their fears about recovery and survival have caused their computer program to manifest a devious, omnipotent clown and a cast of other nightmarish characters.

stardate 49655.2. Neelix and Tuvok, who are attempting to transport back to the U.S.S. Voyager from an away mission, arrive aboard the ship as one. The Doctor attempts to devise a method to restore Tuvok and Neelix as separate beings. Upon his success, the crew faces an ethical dilemma: the murder of the joint, yet individual entity that is known as Tuvix.