Season 4

01 Dying to See Her Episode 113th September 2019 Abby asks Colt for space, but he finds every excuse in the book to drop by. Luke and Mary tie the knot in Vegas. Lisa Neumann accuses Colt of theft. 02 I Wish You'd Stay Episode 213th September 2019 Back in Colorado, Luke works to win back Colt and Beau's trust. Abby invites Colt to a teachers' mixer. Mary struggles to stay clean. 03 Waitin' on a Woman Episode 313th September 2019 Beau gives Colt a taste of his own medicine. Mary asks Luke for help paying the mortgage. Colt confronts Abby about not getting to see Peyton. 04 Remind Me Episode 413th September 2019 Joanne shares difficult news with Beau. Abby helps Colt with a business idea. When Mary goes missing, Heather takes drastic measures. 05 Love and War Episode 513th September 2019 Out on bail, Mary breaks into her old house to grab her stash. After a talk with Dale, Joanne has a change of heart. Colt and Beau confront Lisa. 06 The Devil Is Alive and Well Episode 613th September 2019 At Colt and Luke's encouragement, Beau and Joanne plan a celebration. Abby asks Colt to go to counseling. Mary's downward spiral continues. 07 Last Time for Everything Episode 713th September 2019 Colt asks Abby to lie to the police. Joanne and Beau have a heart-wrenching talk about the future. Mary tells Luke she wants to go to rehab. 08 Without a Fight Episode 813th September 2019 Abby and Beau pressure Colt to take Lisa's deal, but support from the local ranchers leads him to waver. Stress causes Luke to lash out. 09 Welcome to the Future Episode 913th September 2019 Colt tries to round up the other ranchers to give Neumann's Hill some competition. After another argument with Abby, Colt signs the divorce papers. 10 Perfect Storm Episode 1013th September 2019 Colt, Beau and Luke bond during a road trip to New Mexico. Back home, Abby runs into Mary and Nick. 11 It Ain't My Fault Episode 1124th January 2020 Luke, Colt and Beau find Mary in bad shape in Nick's trailer. While Luke brings Mary back to the ranch, Colt and Beau wait for Nick. 12 Like It's the Last Time Episode 1224th January 2020 To celebrate their last Thanksgiving on the ranch, Colt and the guys go on a turkey hunt. Mary checks into rehab. 13 Out of Sight Episode 1324th January 2020 Abby invites Colt out for a birthday dinner ... which might be a date. But the plan goes off the rails after Colt has an argument with Luke. 14 Fadeaway Episode 1424th January 2020 As Colt battles the elements, he leaves Abby a poignant message. Armed with a new perspective, Beau surprises Joanne. 15 Born to Love You Episode 1524th January 2020 Colt finally wins back Abby's trust -- but he's afraid to tell her he knows who killed Nick. Beau and Joanne look for a house together. 16 Not Everything's About You Episode 1624th January 2020 Maggie returns from Florida with news. When Dale uncovers a problem with the herd, Colt weighs whether to tell Lisa Neumann. 17 What Was I Thinking Episode 1724th January 2020 Luke urges Mary to go back to rehab. The police find a gun near the trailer and make an arrest, leaving Colt struggling with his conscience. 18 Helluva Life Episode 1824th January 2020 Luke's friend from the service offers him a job. Meanwhile, trouble brews with the co-op. Maggie tells Beau that she's met someone new. 19 Dumb Effin' Luck Episode 1924th January 2020 Jerry warns Colt that Lisa Neumann has a good case against him. And when Luke bails on work, Colt has to miss Peyton's baptism. 20 Take Me Home, Country Roads Episode 2024th January 2020 In the series finale, Luke opens up about his struggles, Maggie throws one last Christmas party at the bar, and Colt gives Beau a heartwarming gift.