Six months after the shooting of Des Courtney, the Doyles are at a graveyard mass when Mal's estranged brother-in-law (Angus Macfadyen) arrives in desperate need of help. It turns out his son, Rory (Martin McCann), has fled to St. John's after getting himself in trouble with some gangsters back in Dublin, and he needs the Doyles to find him before the wrong people do. But when Jake finally does track Rory down, he finds himself becoming an accomplice in Rory's armed robbery of an underground casino. Now that Rory has even more gangsters after him, Jake has to figure ...
A sticky situation arises when a convict (Joris Jarsky) becomes handcuffed to an innocent patient at the hospital and makes an escape through the window. Following clues left by Vince's unwilling accomplice, Jake and Mal track Vince down, only to find out there may just be something to his claims of innocence after all. A recovering drug addict (Gordon Miller) comes forward and admits he was forced to frame Vince for drug trafficking by Taylor Gossard (Joel Thomas Hynes) a dangerous Oxy dealer. But when Billy turns up dead, the Doyles wonder if a doctor at the ...
The Doyles are approached by a man (Sean Baek) who says his wife (Sonya Salomaa) has been dead for two years and has just resurfaced in a photo in the newspaper. The team is tasked with tracking her down, but when they find her living under an assumed name and living a new life, the whole situation becomes even more tangly; especially for Jake, who ends up tied up and at the wrong end of a knife - held by the very woman heís been hired to find. Can Jake fight his way out of his restraints in time to figure out if the woman is trying to hide ñ or trying to escape?While...
After a ransom drop goes bad, Jake and Mal fight against the clock and an unpredictable man to find the location of a kidnapped girl; Tinny shares some shocking news; Leslie slips deeper into her risky assignment.
Jake?s worst fears are realized upon discovery that Leslie has gone missing while working her dangerous undercover assignment, and now he?s determined to find her at all costs. Meanwhile, an unlikely and suspicious client arrives in need of a private investigator.
The Doyles are hot on the trail of an international art thief as they try to help a federal cop buddy bring her to justice before she can elude him once again; Constable Hayward makes a grave mistake with career-impacting implications; Leslie struggles as she deals with an important family issue.
Jake rushes to Leslie's side when the death of her father takes them to her hometown of Brigus, where a time of mourning turns into a full-fledged Doyle-style investigation when the death is ruled suspicious; Crocker formulates a plot to keep from being transferred to Vancouver.
Jake finds himself juggling multiple cases while looking into attempts made on the life of his ex-girlfriend; Tinny?s relationship with her Uncle Jake is becoming strained due to her budding relationship with her father.
When Jake is kidnapped and nearly burned alive, he escapes and teams up with Mal to track down his would-be killers and make sense of the whispers that a mysterious ?boss? is behind the plot; Monica builds a case against Jake and ropes Tinny into it.
An old friend of Mal's gets into trouble with some dangerous people, and it's up to Mal and Rose to keep him safe and find out what kind of business he's really into; After going over the hood of a car, Jake is laid up with a bad injury and the medication Des gives him causes some strange dreams.
When a crazed bomber takes over the police station, it?s up to Jake to try and diffuse the situation from the inside before the hostage crisis can turn fatal; Trapped outside, Leslie leads the RNC command post with Jake?s life hanging in the balance.
The city is thrown into chaos when a prison break floods the streets with escaped cons, and a threat against Tinny makes it extremely personal for Jake; Unphased by the warnings from her uncle and grandfather, Tinny oversees a police transport of seized guns and drugs.
In the explosive season premiere, the Doyles and Leslie finally find out where Jake has been all this time ? but he?s brought some trouble back with him; Tinny oversteps her professional bounds; a stranger with a keen interest in Leslie comes to town.
Jake meets his match in a wily bail-jumper who he must bring back to the city ? a task made very difficult when an old nemesis interferes; Tinny can?t stay out of trouble, even while suspended; Mal and Rose keep tabs on a Crown Attorney who might not be on the up and up.
Troublemaker Martin Poole comes back and Jake and Mal have no choice but to help when a man?s life is on the line; Tinny makes a big decision about her personal life; Leslie tells Jake some shocking news.
Novelist Garrison Steele returns and pulls the Doyles into an unusual murder investigation; Tinny moves on from Grayson; Jake zeroes in on a new enemy; Leslie tries to come to terms with the sudden change in her life.
Jake crosses paths with a familiar hot headed cop, Jimmy O?Rourke (Scott Grimes), while chasing a super hacker; Mal and Rose negotiate their way to a windfall; Des becomes apprenticed to a slick new Master.