Guest Appearances

After Phoebe and Max let Chloe's friends watch a horror movie and eat candy, Jinx and Booch's parents want to meet Chloe's. With Hank and Barb away, Max and Phoebe transform into them to help Chloe. It goes well until the real Hank and Barb show up.

On her last day at Westside, Joan chooses an unlikely successor, crowns a Chief Resident and imparts some final wisdom to the next generation. Gina steps in to help TJ's patient, a foster child suffering from rheumatoid arthritis. Amy and Jake's tension intensifies while treating a pregnant teen caught between her divorced parents.

Suburban Portland couple Emma and Jack Trakarsky are totally in love but seriously lacking spice. They end up tangled up with an escort (grad student Izzy) to get the mojo back, setting into motion a life-changing series of events for the trio.

Kiera has to solve a series of Liber8 connected bank heists, and discovers that the robbers are controlled by the recently escaped Lucas. Carlos's new and unwanted knowledge about time travel begins to affect his work. Alec discovers that Escher is his father and inherits Piron Corp.

While Kiera investigates her own murder and deals with two Alecs in one timeline, the mayor is kidnapped by a reunited Liber8. Carlos struggles with the reality-shattering truth of Kiera's predicament.

As Kiera works to free a college student caught in a police coverup of a Kent Statestyle incident, her perspective on police behavior is thrown into question. Carlos discovers Liber8's influence reaches right inside of VPD, as Betty is exposed. Alec meets resistance to his takeover of Piron, and secures an unlikely ally in Dillon.

Kiera and Carlos work to free hostages including Dillon, taken prisoner by Liber8 at a TV Station. Meanwhile, Kellog and Alec's business alliance falls apart, turning the two men from partners to adversaries.

Kiera and an emotionally unravelling Carlos must stop Liber8 from committing a devastating chemical attack on the city. Meanwhile, Kiera finally decides one Alec has to go, and she delivers Scar Alec to the Freelancers.

Kiera's relationships are put to test when the identity of her killer is revealed. Julian puts himself in the limelight by exposing a corporation's dirty deeds. Alec deals with both the pressures of his new role at Piron and an uncomfortable truth revealed by Carlos.

Kiera's developing relationship with the mysterious John Doe causes tension in her role with the Freelancers, and a change in her view of the world. Alec's newest invention is set to change the world, but questions are raised about its safety by a newly-lucid Jason. Carlos and Kiera join with Alec in finally putting the 'other her' to rest...but Kiera makes a discovery that turns her attitude toward Alec on its ear.

Jack, Izzy, and Emma, all together for the first time, agree to keep their relationship "a business arrangement”. Emma has her first "date" with Izzy while Jack grows ever more jealous and concerned about how this might effect his possible promotion.

The now official "throuple" commit to cohabitation, face the disapproval of friends and family, and stand their ground in a bold, painful, and permanent way.

With blackmail and hurt feelings accumulating all around them, Emma and Jack decide the only way to move forward with Izzy is to reinstate the "business arrangement" parameters. But Izzy has a plan of her own that's WAY more fun... until it isn't.

After their wild "home date" turns into a tearful breakup, Izzy decides she needs to move back home to Colorado to deal with her issues. Unaware, Jack and Emma continue to deal with the fallout of what's beginning to feel like a blur of bad choices.

The throuple "come out" at a neighborhood party​, spinning the gathering out of control and cracking open a fresh can of troubles. Carmen and Dave try to make amends for their previous prudishness by inviting Jack, Emma, and Izzy on an unusual double date.

Jack confronts Emma about inviting Izzy to move in without discussing it with him first. Leaving her to wallow in that epiphany, he goes on his interview at Griffin College and finds himself on "the road not taken."

It's "Dudes and Chicks Night" in Hawthorne Heights. While the women introduce Molly to their wine hang, bar-hoppers Dave, Gabe and Jack run into Jack's "one who got away".

Jack's still caved out at big bro's house, Izzy's trying to coax the married couple back together, and after things go bad at work, Emma's not at all sure about what she really-really wants.

Four months later, Emma's still in Seattle, climbing her way to the top of the Pinnacle ladder alongside an old flame rekindled. Jack and Izzy settle into blissful monogamy in their newly finished loft. The upcoming divorce mediation and an uncomfortable reunion hangs over all of them.

Good news, Izzy's not pregnant, so why's she housecleaning away her feelings again? Jack inches closer to the point of no return with Ruby. All the while, the clock's ticking on the daunting arrival of Emma's hyper-conservative parents.