Adam reveals that Riley has a behavior modification chip located just over his heart and wired into his central nervous system. Buffy realizes what Spike is doing and tries to pull the gang back together in time for a final showdown with Adam inside the Initiative itself.

Stargate Atlantis Blah Blah Blah

In order to save Will's life, Sydney and Vaughn must destroy a familiar looking Rambaldi device, while Jack makes a risky deal with Khasinau's representative, Mr. Sark. Meanwhile, the CIA believes that one of their own is a mole for "The Man"; the Alliance comes to a decision regarding the fate of Emily Sloane; Dixon's suspicions about Sydney intensify; and Sydney finds herself face-to-face with "The Man."

In the season finale, Don and Charlie work together on a case that ends up with them going head to head about their personal beliefs, and one team member will walk away forever.

Allison dreams of the life she could have had if she'd become the attorney she originally wanted to be.

When an unexpected person comes to Mulder's rescue, Mulder refuses to slip north over the border to safety. Instead, he heads southwest to the Anasazi ruins of New Mexico seeking a mysterious wise man whom the Indians call The Keeper of the Truth.