When a local whale watching boat mysteriously returns to harbor without its passengers, Charlie and Rex must race against time to find the missing tourists.
When a prominent Judge disappears, Charlie and Rex piece together the crime with the help of a blind true crime podcaster who insists she heard a murder but could not see the culprit.
A murder in a local park points to someone dressed as The Night Keeper, an obscure TV Superhero, setting Charlie and Rex off to find a vigilante roaming the streets.
Charlie and Rex investigate the murder of a wealthy man who leaves only his three dogs to his estranged and secretive friends who expected his fortune.
A Russian/Canadian (CSIS) double agent running a ballet school as undercover got killed by an obscure poison. As usual, Charlie and Rex solved the case. Charlie also got poisoned and downed in the process.
When a friend of Sarah's suffers an attack that leaves him in a coma, she travels to Toronto to confront his wife. Charlie and Rex find suspects closer to home.
The prime minister visits amid threats. Charlie and Rex investigate, leading Charlie to be strapped with a bomb. Rex must uncover the mastermind to save Charlie before the bomb detonates.