Detective Sergeant Pete Rivers (Jess' ex-husband) is on the verge of wrapping up a major investigation into drug dealing and gun smuggling when heís carjacked - losing not just his vehicle but also his police issue laptop. The computer contains sensitive intelligence, including the real identity of an Undercover Officer who has managed to infiltrate the ruthless drug dealerís crew. King's assignment? Find the laptop before it falls into the wrong hands, make sure the illegal guns never end up on the streets, and figure out whether her ex-husband's character flaws (the same ones that ended their marriage) have put the project - and the Undercover Officer - in danger.

A multiple homicide leaves Jess on a razor's edge. An Indo-Canadian family is found brutally murdered. A dead Indian bride and a white groom. With a trail of blood leading right to the bride's brother. Should be a slam-dunk but King isn't so sure. With Graci under pressure from community leaders, a motive for murder becomes more and more elusive. Jess struggles to make sense of this horrendous crime and begins to suspect that the truth she uncovers may relate to a truth in her personal life she hasn't been willing to hear.

When a ransom payoff goes terribly wrong, Jess and her team must do everything in their power to free a kidnapped young girl. The MCTF ends up in the middle of a feud between two successful jewelers, discovering there is more to their rivalry than the competition to buy old gold. Just as the kidnappers increase their demand to a million dollars, complications arise with Jessí pregnancy, forcing her to run the investigation from bed. Time is running out, on and off the job, and Jess realizes that a dangerous cat-and-mouse game with the bad guys is her last best chance to save the victimís life.

Jess is visiting her father, Louis King, after he's hospitalized with chest pains when a donated heart destined for high-profile philanthropist Freddy Boise disappears. With just five hours to find the missing heart and sort through daddy issues, Jess has to choose between the likely suspects - a jealous doctor, Boise's ambitious but solicitous daughter, a ward nurse who's equally solicitous of Louis King and a brilliant, imperious surgeon who seems to be very turned on by Spears.

Ingrid Evans' brother is serving 15 years for murder, but Jess discovers a key witness may have lied at the trial.

A serial killer's dumping ground is discovered, and Jess and her team must find the identity of the killer.

When seven-year-old Lori Gilbert goes missing, Police Chief Graci pulls Detective Jess King out of the Police Call Centre—the Siberia of the Force—and puts her on the case. The Challenge: find the missing girl. The Reward: Jess gets to head up the elite Major Crimes Task Force. Jess takes command of her resistant new squad as they track down leads that are already cooling. And when their number one suspect, a sex offender on the prowl, comes up with an airtight alibi, it seems that Jess’ last chance at redemption is already slipping away…

Ahmad, the bright star of the University’s Bio Chem department, was also an observant Muslim, and his violent murder has all the makings of a hate crime. But when Jess discovers Ahmad was secretly gay, the case becomes more complicated. To make matters worse, the murderer seems to delight in misleading the police, leaving Jess to wonder: is this a hate crime at all, or an elaborate cover up? Jess navigates the ambitious and cutthroat world of academia, squaring off with a brilliant sociopath who just might have committed the perfect murder.

Jess and the gang continue to try and figure out the Spivak case. Meanwhile Danny gets into more gambling trouble.

Chief Graci calls Jess to help solve a cold case that still gnaws at him.

When a video of Danny's partner, Jim Perry, beating his Confidential Informant is caught on tape and televised, Danny and Perry are suspended. Graci has Jess take over their ongoing investigation: the shooting of Scott Flanigan, an innocent bystander caught in gang crossfire at a skating rink. But when Jess discovers that Flanigan was actually the target of the shooting, the case blows open. Digging deeper to find a motive, Jess suspects the killer used the gang's notorious rivalry as a decoy for a crime of passion.

Homicide is trying to convict two major drug traffickers, the Barrata Brothers, of murder. But when the Drug Squad nails a wise guy named DeMarco for possession, they unwittingly take Homicide's only lead off the streets. Graci hands the mess to Jess, ordering her to solve the murders and bring peace to the cop shop. At the Don Jail, Jess identifies DeMarco's unlikely confidante, a biker named T-Bone, and promises him a break on his own assault sentence if he agrees to act as an undercover agent for the police. Jess puts her trust in her volatile informant, but when T-Bone goes AWOL, he jeopardizes the case and Jess’ reputation.