Recovering after the ordeals of Afghanistan and Nigeria, Georgie and 2-section find themselves in Belize on a jungle training exercise. Wanting to prove herself a capable leader, she leads a team against James to settle a score, but is forced to step up when events take a turn for the worse. 2-section retreat back to base to raise the alarm, while Georgie and James must work together to evade the wrath of a lethal drug gang who are operating close by