Chaos ensues when Dan finally gets the entire family together for Thanksgiving dinner; mixed feelings about the Lunch Box continue to build tension in the house; Harris makes an unexpected move.

As Mark’s graduation approaches, he considers his relationship with his father. Meanwhile, Louise plans a big graduation ceremony at the Lunch Box.

Mark is stressed and exhausted from studying for an important entrance exam, so Darlene steps in to help, but her plan backfires.

Dan avoids coping with a death in the family, only to be confronted by it head-on. Ben and Darlene address Ben's baby fever and have "the talk." The Lunch Box is officially open for business, and Dwight gets the jitters when he has to fill in for the chef who suffers an accident.

Darlene learns some shocking news about an old friend, and the Conners come together to help someone close to them.

Jackie prepares for a series of physical tests in an effort to rejoin the police force; Darlene confronts the insecurities in her marriage with Ben; Dan's deposition stirs up feelings; final farewells are made in true Conner family fashion.

Dan starts to bond with his younger half-brother but he can’t get over the fact that their father paid for Ed Jr.’s college education, something he refused to do for Dan. Jackie hits it off with a fun married couple, so much so that they “invite” her into their relationship. Harris and Mark do not react well to the news that Darlene is trying to have a baby with Ben.

It’s Thanksgiving at the Conners and Jackie must come to terms with her mother, Beverly, becoming ill. Meanwhile, Darlene is on the job hunt which proves to be more difficult than anticipate

Darlene has issues with Dan’s plumbing work in her new house. Elsewhere, Jackie tries to find a caregiver for Bev.

Bev experiences moments of clarity and reflection and asks Jackie to spend the day together in Chicago. Elsewhere, Darlene finds a rat in her home but refuses to let Ben kill it.

Desperate for more income, Becky seeks a bartending position at Casita Bonita, causing major concern for Dan due to her struggle with alcoholism. Meanwhile, Darlene finally nears a decision between David and Ben; and Harris' new friend, Odessa, means new trouble.

Dan is disappointed when everyone but Becky forgets about his birthday. Darlene and Ben face an issue at work. Dan takes advantage of the family Christmas Santa photo to force Jackie to befriend Louise.

Harris is the boss of Darlene after her mom, desperate for money, gets a job at Price Warehouse. Jackie decides to take her "thrupple" relationship with Ron and Janelle to the next level. Everyone makes fun of Ben's appearance after he shaves his beard in an attempt to appear more clean-cut to potential advertisers for the magazine.

Bev is back from Arizona and has come to the realization that she'd like to use her finances to spread happiness. She has decided to fund Mark's tuition to a prestigious coding camp, while Darlene tries to convince her to give the money to Harris instead. Dan realizes how much he misses Louise, and Becky persuades him to visit her on tour.

Darlene and Ben go apartment hunting; Jackie and Becky take Beverly Rose on a road trip to Mexico to meet her father for the first time; Dan reluctantly shares his financial troubles with Louise.

Big changes are coming for the Conners, with not one but two proposals. Plus, Jackie uses her “JEOPARDY!” infamy to her advantage.

Darlene crashes Mark's college trivia night to prove how smart she is. Elsewhere, Neville finds out the money he loaned Dan was used for something other than its intended purpose.

A fire at Ben's hardware store causes a major setback for the family. Meanwhile, Becky feels enormous pressure to help every single patient at her mental health facility internship.

Darlene continues to struggle with deciding between David and Ben. Becky begins to doubt herself as a mom, and Mark gets in trouble at school when a picture of him and his boyfriend kissing goes viral. Meanwhile, Jackie continues to avoid her problems by keeping busy with everyone else's.

Harris is forced to confront Darlene about her lifestyle, while Jackie involves herself in other people's problems to avoid confronting her own. Meanwhile, Becky is overwhelmed by the costs of raising a baby, so her family steps in to help.

Halloween brings nothing but horror for Jackie after she uncovers a shocking secret when trying to reopen the Lunch Box; Mary gets upset when a woman assumes she is adopted; Darlene continues to deal with her complicated love life.

Jackie is faced with a difficult decision that brings the family and community together. Meanwhile, Becky starts working a new late-night shift at Casita Bonita, and Darlene goes to extreme measures to mend her relationship with Harris.

Becky thinks that Jackie's new friend Dawn, a restaurant supplier, is only cozying up to her to sell them things they can't afford for the Lunch Box. Darlene is thrilled when Harris gets into Central Illinois State, but Harris might have found a better offer on her own. When Dan finds himself in an embarrassing situation nursing an injury, Louise tries to help him out.

Harris is newly unemployed, depressed and has moved back into the house, while Becky struggles to find affordable childcare. Jackie suggests Becky reach out to Emilio's family for support and he gladly suggests she contact the two aunts who helped raise him. Dan runs into an old riding buddy, Tony, who recently opened up a leather and tattoo shop and is looking to hire some help. Dan and Darlene tag team to get Harris the job and the family contemplates celebratory tattoos.

Dan and Louise take their relationship to the next level and come to appreciate the complexities of aging. Meanwhile, Darlene spends the night in jail and hands off parenting duties to Ben. Mark and a friend work on a class experiment that leaves them both with hickeys, and Becky contemplates marrying Emilio.