Ray, Fraser, Welsh, Thatcher and a Canadian ship full of RCMP's take on criminals at sea.

Ready to split up and go their separate ways on re-assignments after a bad squabble, Ray and Fraser are drawn into one more case after a man lands on the front of Ray's car dead with a knife in his back and a map carved into his chest, leading the two into a mystery involving gold, pirates, and a ghost ship

Fraser and Kowalski stumble upon a dead body concealed in the wall of the police questioning room. But will Francesca's testimony help Fraser and Ray solve the mystery?

Fraser and Ray are tasked with solving two murder cases: one in Chicago and the other in Toronto! One of Kowalski's informants is stabbed to death while a few days earlier a flight attendant in Canada is murdered. Fraser finds the primary suspects have airtight alibis and no obvious ties. Yet Fraser plays a hunch that there is a connection.

Fraser places Kowalski under arrest at the Canadian consulate when he is framed for murder. But will Fraser's investigation prove Ray's innocence and reveal the real murderer?

Fraser helps his friend after he unwittingly unearths an international espionage ring. Can Fraser discover the truth behind the illegal activity and protect his friend?

Kowalski sets out on a personal mission to locate a boxer wanted for murder. But can Fraser and Ray prove the fighter's innocence before it's too late?

Can Fraser help a bounty hunter find a bail jumper before it's too late? Meanwhile, the Chicago PD is stricken with a sudden outbreak of 'blue flu'

Fraser is asked to take statements from Kowalski, Welsh and Thatcher after they witness a murder in a shopping mall. But do their statements identify the same murderer?

Someone attempts to kill Stanley's ex-wife Stella and her date, with Fraser and Stanley saving their lives. She's dating Frank Orsini, an alderman involved in a controversial housing project, with Fraser trying to solve the case while serving as Orsini's bodyguard.

Ray and Fraser blow the cover of a relocated witness set to testify in court, upsetting his brother who works for the government and looks out for him. But things may not be what they seem.

When Internal Affairs thinks there are dirty cops in the department and want to grill Ray, Welsh worries about Ray's cover being blown and not being able to find him. Meanwhile Fraser, sent on the hunt for Ray, joins Ray in wait for a criminal who made Ray the man he became.

Fraser returns from his vacation back in Canada to find Ray there but not there, and a copycat arsonist of a man he and Ray put away once.