Scully fears that she and another pregnant women will give birth to alien babies.
Cory and Shawn's constant presence at Rachel's apartment is causing a rift between the girls. Meanwhile, Mr Feeny secures jobs for Eric and Jack at the student union to help prepare them for the work force after college.
Nathaniel Fisher, owner of the Fisher & Sons Funeral Home, is killed on Christmas Eve when a municipal bus broadsides his new hearse, and the tragedy casts a pall on the holiday homecoming of son Nate.
Suffering under a great plague, Salem's leading witch, Mary Sibley, faces both foreign and domestic challenges to her authority.
Mary struggles to get George back under her control; Mercy and her acolytes flex their growing power.