Mel is a local politician from a political family. When a family scandal leaves her niece, Lennox, and nephew, Ryder, without their parents, Mel takes them in. She hires Joe to become the family's male nanny, or "manny," after a Ponzi scheme leaves him broke.
A doctor's Halloween house call is anything but ordinary when it is revealed that Mel was once a teenage witch and her help is needed in a battle against an evil foe.
New couple Mel and Joe have a disagreement over whose family ornament gets to adorn the top of their Christmas tree.
When their honeymoon to Tahiti gets canceled due to Mel's broken leg, Joe surprises her with a cabin getaway. But their dream vacation quickly becomes a nightmare. Meanwhile, Lennox tries to hide her relationship with Marco.
Dani wants to go on a date with a boy at school, but Joe tells her she’s too young. So she tricks Mel into taking her anyway, putting Mel in the awkward situation of wanting to be the cool stepmom but having to lie to Joe. Meanwhile, Lennox and Marco run into Zander and are outed as a couple.
Joe wants Mel to stop taking birth control so they can start a family, but she's unsure. So he invites Nate and Gillian over with their new baby to see if he can change her mind. Meanwhile, Lennox tries to help Zander move on by setting him up with her friend Lilah, and Ryder announces his unexpected plans for the future.
It's Ryder's 18th birthday, and the family gathers to video chat with him, but the computer crashes before they get a chance to talk. Joe insists he can fix it, but Mel is afraid they'll run out of time, so she secretly hires a Jiffy Nerd computer technician behind Joe's back.
Joe has to return a fancy wedding gift from her relatives and then learns that they are going to pay a visit.
Mel learns the true reason why Joe is unsupportive of Dani's musical talents.
Joe, wanting the family to spend more time with each other, puts a ban on cell phones and computers all weekend long. But it may come back to haunt him when he's offered a job if he gets back to the guy in time.
Joe is shocked to learn that Dani snuck friends in to the house, drank wine and then lied about it. Meanwhile, Mel is less than thrilled over Lennox's infatuation with her professor.
Lennox wishes to follow her professor to Colombia; Joe wants Dani to tell her mother about her irresponsible behavior.
Mel and Joe want to have a child as soon as possible. Ryder wonders what to do with his future.
Mel & Joe are reeling from both the pregnancy test results and Ryder's announcement that he's joining the Navy. Feeling Ryder is completely unprepared, they hatch a plan to have Joe put him through a rigorous mock Boot Camp.
When Joe learns the significance of the little devil tattoo on Mel's backside, it's a big turnoff for him in the bedroom. Meanwhile, Lennox and Zander are forced to work with an untrained actress on their "Cassandra" short film.
Joe finds himself in a compromising position with a famous “bondage romance” author that Mel invited to her book club.
After taking a new job with crazy hours, Joe has to down a bunch of energy drinks to stay awake for a meeting Mel has with Hank, a rich backer who might finance her Congressional run. But with Joe wired and acting weird, Hank fears he's is on drugs. Meanwhile, Lennox decides to kill off Cassandra to break up Zander and McKenna.
Mel tries to convince Joe to talk Gloria into drawing up a will, but Joe chickens out. So Mel invites Russell to come talk to her. Gloria is offended, but Russell soon charms her - a little too well for Mel's liking. Meanwhile, Lennox and Zander try to just be "friends with benefits."
After being frozen in an avalanche on a ski trip, Mel and Joe thaw out 100 years in the future.
Mel pretends to love her birthday gift from Joe. But that turns out to be a fake gift to throw her off. Instead, he had a one-of-a-kind wedding ring made for her that she hates even more and is horrified she has to wear the rest of her life.
On a family game night, questions and answers lead to a breakdown of Mel and Joe’s, as well as Lennox and Zander’s, relationship.
Mel decides to run on a Healthy Diet campaign for her senate run but is then caught eating a Piggy Burger by a voter. After he tweets a photo of her and calls her a hypocrite, she gets into a war of the words with him.
Mel and Joe both panic when she gets news that will directly affect her senate run. Meanwhile, Ryder gets his orders from the Navy, and Lennox and Zander both have life-changing epiphanies after they almost die in a car crash.