Chelsea, Cameran, Eliza, Danni, and Kathryn hit the slopes for their first-ever ski lesson, while Craig, Austen and Madison go snowboarding. Austen and Madison's relationship heats up. Tensions arise during a cannabis-infused dinner.

Shep adjusts to life with his new puppy, Little Craig; Chelsea holds Austen's feet to the fire; Kathryn and Naomie get enlightened; when Cameran hosts an oyster roast for her 35th birthday party, she gets "turnt," and Craig the human gets livid.

The group decides to take a trip to Colorado to help Cameran rediscover her mojo; Naomie refuses to go; Eliza hosts the gang for a day of skeet shooting at her family's plantation and invites a blast from the past, which backfires big time.

The Charleston socialites get ready for another grand event hosted by Miss Patricia, and battle lines are drawn when Austen learns that Shep and Craig's dates are the girls from his infamous threesome video. Shep and Craig aren't the only ones causing trouble as Ashley, against Eliza's advice, considers crashing the event to confront Patricia over her "lies."

Cameran gives Eliza an earful about her behavior at Patricia's party; Whitney is in the hot seat over rumors about his relationship status; Chelsea hosts a house warming party; Cameran spills the beans about Whitney and Kathryn's secret liaison.

As Charleston reels over Thomas’ arrest, a distraught Kathryn deals with conflicting emotions and the possibility of getting full custody of her kids. Cameran learns you can’t have it all as she struggles to balance motherhood and her career, while Naomie has no issues juggling a hunky new boyfriend and a thriving new business Craig, got his groove back after a summer stint in the Bahamas this summer, while Austen was caught in a compromising position.

Austen has second thoughts about breaking up with Madison. Chelsea learns Austen has been bad mouthing her around town. A shocking experience gives Eliza a new lease on life. Kathryn pulls another one of her stunts before the girls' trip.

Shep’s ultimatum to Austen is tested after he and Madison reconcile. Meanwhile, Ashley resurfaces asking for a ‘second’ second-chance, which Eliza obliges with an invitation to her Fox Hunt. When Ashley and Kathryn come face-to-face for the first time in a year, the gang prepares for the brawl of the century.

The guys hit the town in Nashville, Tenn., in their attempt to get Austen over Madison; Patricia hosts a female-only dinner party that is even raunchier than the boys' night out, as the women share some secrets of their own.

On the first part of the Southern Charm Reunion, Naomie defends her boyfriend from accusations that he is controlling and Shep admits he has anger issues that stem from his elitism. Meanwhile, Cameran accuses Craig of having an Adderall addiction and Austen questions Kathryn's sobriety.

Kathryn confronts Whitney about a rumor. Cameran reveals to Shep that she's invited Madison to her birthday ski trip in Colorado. The trip gets off to a rocky start as a frustrated Craig unleashes his pent-up fury.

Kathryn and Danni leave the girls' trip on frosty terms, as Cameran realizes she needs to get back to work. Meanwhile, Craig is way behind on pillow orders and decides to host a party to trick his friends into helping him sew. The party takes a turn for the worse when Chelsea lays into Austen for talking behind her back, and Kathryn and Danni confront their friendship issues head on.

To get Austen's mind off his ex, the guys rent an RV and head into the great outdoors; Chelsea steps up her hair game; Eliza tries to mend fences; Cam finally asks for help with Palmer; Kathryn and Danni's friendship is at an icy standstill.

After a raucous night in Colorado, Cameran and Whitney hightail it back to Charleston, while the others hit the hot springs. Austen and Madison's road to reconciliation is a rocky one. Madison repeats a rumor that throws Shep and Danni under the bus.

Cameran continues to struggle with being a stay at home mom, while Naomie juggles her burgeoning clothing company and her family’s restaurant empire. As Kathryn opens up about her new boyfriend, Craig becomes the resident town gossip, spreading rumors not only about Kat’s new man but Austen’s girlfriend. When Shep hears the rumors, he and Craig go on the offensive to try to protect their friend.

On the second hour of the Southern Charm Reunion, Danni tells Kathryn she is hurt by her newfound friendship with Madison. Meanwhile, Madison, Danni and Shep go head to head. Finally, Austen has to answer the question of whether or not he made up the rumor about Shep and Danni.