M.O.M. and Diana decide to break Martin of his habit of always borrowing their stuff. But that's soon overshadowed by the problems at the Center's base in the Canadian Arctic where Martin has the choice of co-operating with his old rival Marvin (who blames Martin for his transfer to the frozen tundra) or becoming a host for the body-snatching creature that's been accidentally unearthed and is growing stronger with every host it takes.
When a distress call from a group of agents at the Center's base in the Canadian Arctic, Martin, Diana and Java travel there to discover that a body snatching creature has escape from it frozen prison and began to taking over anybody it come into contact and with every host it takes, it become stronger.
Tired of Martin "borrowing" her stuff, Diana "borrowed" the Center's new gadget, the Neurological Interrupter, plus also used it to consistently shock Martin while on their mission.