Section 20 forges an uneasy alliance with Zarkova in hopes of tracking down a nuclear warhead in Kuala Lumpur. High Commissioner McKitterick finds himself in an untenable dilemma, while Novin defies Coltrane's orders to settle a score.

Section 20's search for the missing nuclear warhead leads them to Goa, India, where three scientists have been kidnapped. Section 20 infiltrates a suspicious fund-raiser as Coltrane and new S20 computer whiz deal with a breach in security.

The team is forced to lean on Zarkova to commandeer high-end Russian technology, crack the encryption code and make a final foray to a secret hideout, where Vartak, Gopan and the nuclear packages await.

Section 20 journeys to the Punchan Province and connects with a DEA agent with inside intel on Zaza and Dagon. Coltrane tasks Novin with impersonating the nuke buyer in order to ascertain the WMD's location.