Drama struggles to fix his relationship with a TV executive; after a break-in, Vince and Turtle decide that they should be armed; Eric starts his new job but clashes with one of the managers over securing Bob Saget as a client.
Trip begs Bree to tell him about the night of Alejandro's murder; Katherine Mayfair returns; Susan tries to keep the sale of her house private until she can tell her friends.
Horatio finally learns the truth about what happened to his brother, and the repercussions will change his life forever.
As the millennium draws to a close, former FBI agent Frank Black joins Mulder and Scully in a race to stop the apocalypse.
Simone helps an ageing boxer; federal agents take over the squad's investigation of a millionaire's abduction.