Adam is the target of an assassination league. After their first failure, he sends Shalimar to infiltrate the group but the situation quickly becomes dangerous for her.

The team tracks down a pyromaniac mutant but matters are complicated when Emma is ""possessed"" by the spirit of his most recent victim.

When Jesse's life hangs in the balance, Brennan must connect to him and lead him through past memories they've shared in order to save his life.

Lexa's suspicions lead Mutant X to unveil a traveling death camp, which is posed as a circus for mutant refugees and Mutant X's enemy within the Dominion.