When a cooler full of guns puts Sam and Kelly on the trail of 77 more black-market firearms, the pair find themselves in a life or “death-trap” situation.

Tracking the source of a new MDMA brings Sam and Kelly into the unlikely world of flower deliveries, as they narrow in on a new Stockwood player.

In the aftermath of their shocking discovery, Sam & Kelly embark on a border-crossing mission to take down the new Stockwood boss.

Sam and Kelly are forced to team up with the enemy in order to take down an even bigger threat. When their undercover sting takes a dangerous turn, Sam and Kelly must give their best performances yet in order to escape with their lives.

Sam and Kelly's friendship is put to the test when they're forced to work with Kelly's ex-boyfriend, whose intel gives them their biggest lead yet on the pink cocaine and 3D guns.

Trouble follows Elliot and Jackie, wreaking havoc on Sam and Kelly's search for who shot a police officer.

With Michaels eager to take over their Coyote case, Sam and Kelly set off on an impromptu road trip to cottage country in a last-ditch effort to find their suspected drug kingpin.

In pursuit of Adeline French, Sam and Kelly find themselves at the doorstep of a fraudulent psychic, who opens their eyes to mysteries they need to solve within their own lives.

With key evidence destroyed and suspicions of a dirty cop amid their case, Sam and Kelly participate in workplace mental health training to try to get to the bottom of it.

Scrambling to get back on the job, Sam and Kelly’s mission to find the real corrupt cop becomes personal when Sam’s career is put on the line and Kelly’s reputation is at stake.

After long eight months apart, Sam and Kelly reunite on a high-stakes assignment, going undercover as bridesmaids to secure a murder confession.

Sam and Kelly investigate a ketamine theft at an animal sanctuary as Naz and Nathan work to catch the dealer of a dangerous new synthetic drug.

Sam weasels her way into an undercover play as a koi aficionado while Kelly forges a crucial new gang connection.

Sam, Kelly, Naz, and Nathan stage a purple rain take-down at a roller-skating rink. On her way there, Kelly is shaken by an eye-opening altercation with the police.

Kelly goes to Guelph on her own in search of the chemist behind Purple Rain as Sam’s health issues have her trailing behind. When she does catch up, Sam finds Kelly trapped in an explosive situation.

After learning that the entire purple rain operation has been compromised, Sam and Kelly drown their frustrations in work, discovering the best way to solve the case is to go back to the beginning.

The OCE team works together to exonerate Naz and stop purple rain. Kelly and Nathan go undercover, Sam talks to an old friend, and Naz scrambles to remember a detail that can help arrest a killer. Series finale.