Section 20 tracks Latif to South Africa, when a former IRA terrorist Daniel Connolly, targets a weapons-system designer. Scott switches places with a computer hacker and finds himself being lured into a dangerous honey trap.

Scott manages to pass Connolly's explosive test and works on bypassing a security code. Bratton contacts Marshall.

Damian Scott is sent to Mogadishu, Somalia to rescue British diplomats after they are kidnapped by warlord Huseyin Waabri. Meanwhile Michael Stonebridge adapts to his new career outside Section 20.

Scott learns that one of the hostages is a high-ranking military intelligence operative and that Waabri is planning to sell nuclear devices in South Africa.

Knox plans on unloading nuclear bombs into politically unstable African nations, while Matlock reveals why he joined Knox.

In order to stop Knox, Scott comes to Bryant for assistance. Meanwhile Stonebridge has trouble focusing on the mission as he is bent on revenge. Section 20 get assistance from South African police to stop Knox's plot.