Set in modern-day Afghanistan the fascinating and gripping story of a very young behind the lines British agent and a chance saving of 20 captured girls condemned to a life of slavery and abuse. The Afghan girls and the agent form an alliance, as time passes the 20 Afghan girls support the agent in a number of covert and very dangerous missions. Then love and fate join hands and the team decide to join the agent full time, they train endlessly, the oldest 17 the youngest just 12; This is done with the help of a female British army officer, who helps fashion the team into a military fighting unit.

From horror, rejection, shame and adversity the Afghan girls become a unique fighting unit, excelling at all they do, their lives like steel forged in fire, now so strong.