A series of sexually-oriented murders that are identical, except that the killer appears to be both male and female, draws Scully and Mulder to an Amish-type community of people who may be alien in origin.
The ritualistic murder of a teenager in a small town gets Mulder and Scully caught up in a secret occult practice within the local school's PTA, and a substitute teacher with strange powers.
Rembrandt and Wade are mistaken for gods when they wind up on an Earth in a time when the Summer of Love never ended and free love remains.