After a disastrous joint birthday party for their two sons from previous marriages, Lisa and Patrik attend a group therapy session with their exes.

A promise to the kids comes back to haunt Lisa, Patrik embarks on a manly project with the boys, and Martin's plans to buy an apartment hit a snag.

Special diets and a family meeting stoke tensions at Lisa and Patrik's house. Martin and Katja each take cautious steps forward in their social lives.

Plagued by back pain, Martin asks Lisa and Patrik to keep the kids during his week -- but drops Eddie off at their house with an unwelcome new pet.

As Martin obsesses over his health, an invitation to a costume party leads to hurt feelings and awkward encounters. Henrik helps Katja out of a bind.

Romantic intrigue abounds as Martin discovers dating apps, Katja and Henrik team up on a project, and Lisa bumps into Bianca's half-naked beau.

The Henrik situation leaves both William and Patrik rattled. While Lisa frets over Bianca's behavior, Martin tries to make up for his botched date.

A visit from Patrik's father adds to brewing tensions as the holidays approach. Martin helps Tessan redo her apartment. Bianca learns a family secret.

Lisa wrestles with mixed feelings about having Eddie tested for ADHD. Shifting plans and startling revelations create chaos on Christmas Eve.

With Martin in a funk, Lisa agonizes over finalizing the divorce papers. A string of unexpected events on New Year's Eve brings everyone closer.