A série acompanha Molly, pela primeira vez servindo como médica do exército, em meio à investida do Exército Britânico contra o Afeganistão.
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.