Major Tom Cadnam is taking part in an exercise against an old rival who he later discovers has been having an affair with his wife whilst he's been in Northern Ireland.

A boxing competition causes divided loyalties amongst the men and their families and betting leaves some out of pocket.

Sergeant Freddy Lewis is facing up to a life alone as his wife prepares to leave him for CSM Chick Henwood. The men are partnered with the Territorial Army in an exercise but who has the last laugh?

In a fit of jealous rage, Fusilier Dave Tucker attacks an NCO and is court-martialled. Will he be discharged from the army, the only family he knows? Tucker's defending officer, Lieutenant Nick Pasco is forced to choose between the army and the woman he loves.

A large scale theft is discovered from the military stores. Colour Sergeant Ian Anderson hears he has won commission into the Intelligence Corps, but his good news is overshadowed when he discovered a large amount of equipment in his care is missing. the theft puts a big question mark not only over Ian's chances of becoming an officer but also over his future with the army.