Appalled to realise that the students in Point Blanc are being mysteriously changed by Doctor Greif, Alex enlists Kyra and James in a plan to escape. Blunt spearheads an investigation into Parker Roscoe.

Tom lands in the crosshairs of the conspiracy behind Ian Rider's murder. Alex and Kyra find evidence of Dr. Greif's secret plan.

Alex leads a Special Forces squad back inside Point Blanc in a stealth mission to rescue his friends and stop Greif's plans.

The Department finally solves the mystery of Ian's death and realise that an old, lethal enemy has resurfaced. Alex faces off against his own duplicate in a desperate battle to save the people he loves.