Bluestone 42

A new arrival on base attracts Simon's attention. Towerblock is put through his paces after challenging Rocket to a battle of the fittest.

The team suffer a Taliban attack on base, which distracts Ellen and Bird from their bickering and Towerblock from a difficult phone call to his wife.

Ellen has to learn to bend the rules, Mac and Rocket do gladiatorial combat and Bird sets Simon up for a fall.

As the team prepare to leave Afghanistan for good, Simon receives some devastating news.