When members of an Arctic research team mysteriously kill each other and themselves only days after drilling deeper into the ice than ever before, Mulder and Scully accompany a team of doctors and scientists to investigate. They discover an organism that infects living creatures and accelerates the hosts' feelings of anger and paranoia, and the agents' colleagues on the expedition begin to question their government knowledge.

Storm returns to her village in Africa, and must choose between her life and that of her godson when a powerful evil overtakes him. Meanwhile, Wolverine tracks down Morph in the Amazon, and Professor Xavier and Magneto find their situation going from bad to worse as they end up in a hidden land.

Ash is robbed on his way to work but do the thieves realise what they have stolen? And why is a woman suffering severe abdominal pains?