In the series finale, Mel receives unexpected news as she prepares for her senate campaign. Meanwhile, Ryder finds out where the Navy is sending him; and Lennox and Zander both have wake-up calls after they survive a bad car crash.
Joe turns to energy drinks after taking a new job with very early hours, but his caffeinated behavior leads Mel's potential political backer to think he's on drugs. Elsewhere, Lennox resorts to drastic measures to end Zander and McKenna's relationship.
A famous author of bondage romance visits Mel's book club and hears Joe criticize her writing, which excites her and leads her to try to seduce him. Elsewhere, Lennox uncovers Zander and McKenna's secret romance.
Joe learns the story behind Mel's devil tattoo, and he soon regrets asking about it because he finds it unsettling. Elsewhere, Lennox and Zander must deal with an inexperienced actress as they shoot their short film.
Mel gets Dani a piano and nurtures her musical skills, but Joe's not on board with this, and his puzzling behavior leads Mel to discover his hidden past as a member of a boy band. Elsewhere, Lennox gives Zander an ultimatum concerning his new girlfriend.
Mel and Joe express gratitude for their wedding gifts, including a present she and Joe disliked and returned. Problems then arise when the aunt and uncle who gave them that present arrive for a visit. Elsewhere, Marco gets a very tempting offer.
Joe wants to have a baby, but Mel would rather wait, so he tries to change her mind by inviting over some friends who have a newborn. Elsewhere, Lennox arranges a date for Zander and her friend; and Ryder has surprising plans for his future.
Joe won't let Dani date yet, but she gets around his rules with a scheme involving Mel. However, this puts Mel in an awkward position with Joe. Elsewhere, Lennox and Marco can't keep their relationship a secret after an encounter with Zander.
Joe and Mel head to a cabin for their honeymoon after their trip to Tahiti is canceled. However, problems also arise on their new getaway. Meanwhile, Lennox's secret romance with Marco gets exposed thanks to Joe's hidden cameras in the house.