The objective of PACT - a secret counter-terrorism organization - is to eradicate the perpetrators of political assassination and terrorist acts, and Charles Garrett is their best weapon. A bizarre series of murders plunges Garrett into a deadly conspiracy mounted by the terrorist - Leila Jarhoun - the leader of a suicide cell created to unleash a holocaust of death across Europe. Jarhoun always strikes when Garrett least expects, until finally she confronts him.