An arms cache is found at Dragorse Farm, in Bosnia. The SAS leave a three man squad for an ambush. Two days later, their bodies are found by Jo's Close Protection Unit. Jo is returned to the MP's much to the annoyance of Sgt Harriet Frost.
LCpl. Clive Morrigan is poaching wild boar in Ruckersfort Forest when he is shot dead. C.I.B. learn Morrigan is a womaniser who is having an affair with Capt. Helen Springer. When she vanishes suspicion falls on her but Jo is unconvinced.
Cpl. Mike Fryman is thrown from a window at the Blaue Kerze Hotel. C.I.B. find stolen army equipment, worth thousands, in his garage. However when Kosovo teenager Anna Veseli is murdered, German police link him to smuggling underage girls.
A training exercise in Hoenbrook forest ends in tragedy when Pte. Swinton dies in a river jump. Swinton's autopsy results, however, point to murder when it is learned he died of brain aneurysm caused by a brutal beating seven days before.
During a live mortar exercise at Hoenbrook Forest, Sgt. Fleckner's coordinates bring fire on his own position with LCpl. Engels dying. An undeveloped film found in his possessions appear to show Fleckner killing an unarmed Iraqi civilian.
A soldier goes on a joyride with a APC before crashing in a disused logistics building. The body of Vinny Exner falls from a ventilation shaft. Exner grew and supplied cannabis so S.I.B need to find the new grow house and solve a murder.