AN ASSAULT ON A NURSE LEADS MULDER AND SCULLY INTO A RETIREMENT HOME WITH UNUSUALLY LIVELY RESIDENTS -- WHO MAY BE GETTING SUPERNATURAL HELP.
The rape of a nurse in a home for the elderly turns out to have paranormal overtones when the victim claims her attacker was invisible. Mulder and Scully find some surprisingly lively old people, a sinister treatment for Alzheimer's disease, and hints of a strange and vengeful force at work among the residents. Mulder and Scully uncover a bizarre and ancient drug being secretly administered. Mulder is trapped by a malevolent unseen force seeking to stop his search in a bathroom rapidly filling with water; he's unable to escape. Scully must find a way to free him before he drowns.