With Oona now a published author, Mitchell is working as a "relationship expert", and Jack's romantic life is complicated.

Mitchell asks Jack to pose as his boyfriend for a work function

Mitchell, Jack, and Oona have a triple date night.

Mitchell's relationship with Rob hits a wall as Jack realizes his long distance relationship with Paul is not working. Oona makes an explosive decision about her career.

Paul surprises Jack with a visit.

Oona seeks out a depressed Mitchell. Jack and Paul take a big step.

Mitchell comes home to a shocking discovery. "Scruffy" Paul visits Jack.

Following their ugly breakup, Mitchell and Jack navigate gay life in New York.

An obstacle arises in Jack and Scruffy's relationship, and Oona runs into Drew and his new lover.

Flashback to the destruction of Jack and Mitchell's relationship.

Jack has a moment with Julia Roberts, Oona branches out professionally, and Mitchell turns on the charm.

Jack agrees to pick up a horribly drunk Mitchell from Oona's apartment.

Jack gets more than he bargained for when he tries to pick up a stranger in Williamsburg, and Oona decides that revenge is a dish best served in a little black dress.

Oona is unhappy with Russell. Jack and Mitchell take another step in repairing their friendship as Mitchell and Oona have a fight.