When Mel and Joe discover Lennox is secretly dating her teaching assistant, Emerson, Joe talks Mel into putting her foot down and forbidding the relationship. But things don't go as planned, and Lennox ends up moving out... and into Emerson's apartment.
Meanwhile, Ryder is stuck at the Canadian border after leaving his passport somewhere in the house.
Melissa is a grown-up former wild child of a political family who is now a local politician herself. When her sister ends up in prison and brother-in-law flees after a scandal hits, Mel must take responsibility for her teenaged niece Lennox and pre-adolescent nephew Ryder. Spread too thin to manage by herself, help comes in the unlikely form of Joe who, desperate for a job, moves in and becomes the family's manny.