Arch experiences personal revelations while investigating Gallagher; the case intensifies when a murdered body washes up on shore, bringing the investigation to a climax.

A hit and run victim causes Fitz to confront his undercover past, and when his ex-partner unexpectedly appears, she joins him and Arch in a race against time to stop a money heist.

Arch and Fitz investigate Fitz's enemy, Premier O'Brien, when he becomes the prime suspect in a bachelor party gone wrong.

When the severed finger of a handyman mysteriously turns up, Fitz and Arch's investigation turns into a case of vigilante justice.

When an archaeologist winds up dead in her dig site, Arch and Fitz look into a group of academics to find the murderer.

Arch's investigation into Gallagher takes a turn when his son becomes the prime suspect after a dead body washes up at a music festival.

A world-famous violinist and convicted predator dies while performing at his father's funeral, propelling Fitz and Arch into a search for his killer among mourners and those protesting his presence.

When a man dies on the eve of his high school reunion, Fitz and Arch seek help from one of his graduating classmates, Renuf. The trio investigate his friends and discover a tragedy buried in the past.

When a Newfoundland teenager with a rare blood disorder disappears during a field trip to Saint-Pierre, Arch and Fitz race to determine if it's a parental abduction or something far more nefarious.

A corpse in Fitz's motel room leads him and Arch to a sophisticated international car theft ring with ties to Fitz's landlady Marguerite, and forces them to work with SPMP's latest asset: Gallagher.

New to town Inspector, Fitz joins forces with local detective Arch to solve the murder of a back-to-nature group leader.

Our coroner Natasha is at the heart of the inquiry into her brother's recent murder. Arch and Fitz question how the man, who was reported dead over a year ago, re-appeared.

We are transported to a speakeasy in full-swing at Veda's bar until a dead body is discovered. Arch and Fitz's murder investigation takes them down a Prohibition path of bootlegging and smuggling.

Fitz and Arch engage in a game of cat and mouse as they race to determine the target of an assassin on Bastille Day.