A female army medic struggles to prove herself while on assignment in Afghanistan.

Captain James and 2 Section are horrified to hear what has happened to Georgie however the situation soon takes a horrifying turn for the worse. Will the team get to her in time?

Lance Corporal Georgie Lane, an experienced army medic, joins Captain James and 2 Section on a humanitarian tour to Kenya. She has promised her fiance, Doctor Jamie Cole, that she will return home soon to marry him. 2 Section are posted to a refugee camp near the border of Somalia, and as soon as they pull into the camp, Georgie jumps straight to work when an IED explodes, harming many refugees. When aid worker Kicki is kidnapped, Georgie's determination to find her lands her in great danger.

Worried about Georgie’s state of mind, Jamie seeks out Captain James to find out whether she is in any danger. Meanwhile, Georgie reels after hearing the news that Abu is alive and closer to her than she realises.

Georgie is given one more assignment which lands her in greater danger than ever.

Exhausted, Georgie can’t wait to get home to fiancé, Jamie and her family however the forces need her help first. Meanwhile, a desperate Elvis is forced to come clean which shocks her to the core.

Molly's friendship with a little Afghan girl has consequences when she gets too close.

Back in the UK on rest leave, Molly is shocked when Smurf makes a surprise declaration.

The deployment is nearly over when Molly becomes entangled in a terrifying mission.

As she returns home from Afghanistan, difficult questions rain down upon Molly Dawes.

Georgie and 2 Section are sent to Nepal following a devastating earthquake, where she quickly discovers that disaster brings out the worst as well as the best in people. In addition to her duties as a medic, Georgie is tasked with mentoring Maisie, a reckless young recruit, and also meets Milan, an attractive Nepalese engineer, with whom she forms a bond while working together to rebuild the area.

A frantic search ensues in the wake of the aftershock when 2-section realise Georgie is missing, while a young local girl previously befriended by Georgie, and a small group of children, are abducted by Da Chand, a fake NGO worker. Military intelligence discovers that he's part of a terrorist network and there's a chance he will lead them to the more important target of Aatan Omar, leaving 2-section to track him and to assist a Special Forces Unit led by a familiar and unwelcome face - Elvis.

Georgie is reeling that Elvis is back in her life and concerned for the safety of Tara, but does her best to concentrate on the mission in Afghanistan. Arriving in Kabul they are greeted by Captain James' old friend, Captain Azizi, to assist them as they try to track down Omar. Maisie is instantly suspicious. After the mission goes disastrously wrong, 2-section find themselves taking casualties. Drama, starring Michelle Keegan and Luke Pasqualino.

An exhausted 2 Section retreat to Kabul only to be ordered to support Elvis in a final mission to capture Omar.

Georgie throws herself into her work training Nigérian forces in the fight against Boko Haram, only to find herself pitched headlong into danger.

Georgie and the others wait to be rescued so a counter-offensive can be launched.

A distracted Georgie must step up when a jungle training exercise spirals out of control.

Georgie and James are compelled to use every ounce of their training to evade capture.

Section struggle to meet Bones's expectations in Bangladesh.

2 Section have the camp on lockdown as Inspector Chowdhrey explains that the refugee route might be being exploited by yaba dealers, a local drug coming over the border from Myanmar. When Georgie meets Maya, a sex worker and yaba addict who is being treated at the clinic, she starts investigations of her own.

Ruby discovers an outbreak of cholera at the camp. 2 Section are tasked with protecting the arrested Inspector Chowdhrey as he is a potential key witness in bringing down the leaders of the yaba trade. They are all horrified when a particularly gruesome message is sent demanding his silence.

After another attempt is made on Inspector Chowdhrey's life, injuring Georgie, special forces are brought in to mount a daring mission to save Sumon.

As 2 Section prepares to return to Afghanistan, Georgie must decide whether to join them, kicking up difficult memories for her.

Trying to shake off her resurging grief for Elvis, Georgie leads efforts to support a risky medical outreach program.

Georgie unearths vital intelligence that sends 2 Section on a dangerous mission to rescue Dr Bahil.