Dave Collette

Dylan and his crew investigate a raid in which a mysterious purple mist is used, this leads them to a surprising reunion with Harper who has used his chemical wizardry to save one of their old friends.

Back in Portland, Izzy crashes with Nina and Shaun. When Ben and Lala throw a party, the former throuple comes face to face.

The party takes an intense turn when Ben and Lala encourage their guests to share their truths. Jack and Emma's pettiness sets Izzy off.

Emma seeks comfort from Carmen, and Izzy tries to focus on completing her doctorate by volunteering at a homeless shelter. Later,Jack decides that it's time to make a commitment to Izzy.

Four months after moving to Seattle, Emma is climbing her way to the top of the Pinnacle ladder. Jack and Izzy settle into their new loft; Carmen and Hannah start a lifestyle magazine.

Izzy's not pregnant, but she's 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.