The Cinco De Mayo festivities intensify as the tension between the ladies boils over. Mary and Meredith cling together as the rest of the women hound Meredith for the date of her father's memorial and struggle to understand Meredith's unwavering support for Mary. Once back in Salt Lake City, the women try to make sense of all chaos left behind in Zion. Jen visits Mary’s church to see if the rumors are true, Lisa seeks advice from John and Meredith offers an olive branch to Heather and Whitney.
The ride to Zion has the women on edge as Jen and Lisa face off over her refusal to choose sides between Jen and Meredith. Whitney aims to reunite the group with some spiritual healing, but her efforts quickly go to waste when tempers flare at the white dinner. Meredith’s integrity is called into question, and Jen finally gets a chance to ask for the truth.
Despite being in over her head financially, Whitney throws a lavish party for her Wild Rose rebrand; but Jennie uses the opportunity to confront Mary for her tone-deaf comments at Pho. Meanwhile, Lisa gets Jack ready for prom and Jen questions who her true friends are in the group. Heather and Whitney suspect it may have been one of the women who turned Jen into the authorities.
All hell breaks loose at Jennie's Pho luncheon when Meredith sees Jen, Mary questions her innocence and Lisa feels attacked. Meanwhile, Heather learns her brother is leaving the Mormon church, Whitney shares some shocking news about Mary and Robert Sr. and Jen and Sharrieff come to terms with her mounting legal fees.
After returning home from their trip from hell, Lisa questions Meredith’s loyalty and friendship, but Meredith thinks they’re all responsible for what happened in Vail. Jen feels alone and isolated, but Heather agrees to see her and offer her support. Mary meets with an organizer to try to bring order to her chaos, while Jennie plans a Pho luncheon. Whitney confesses her rebrand has drained the family savings, but goes ahead with an expensive photo shoot.
Separated from the church, Heather meets with her estranged sister to make amends. Whitney feels blindsided when Mary's late night gifting results in a renewed friendship with Lisa. And when the group gathers to hash out their grievances before heading home, a heated argument divides the ladies, leaving two behind in Vail.
Mary hosts a cooking class and confronts Whitney for missing her call and disobeying the dress code. Heather meets with her once devout Mormon niece and Lisa defends her son’s charity guest list. Finally, the ladies get ready for their trip to Vail; but before they depart, Jen receives an urgent call leaving her friends shocked and concerned.
Jen lashes out when Lisa brings a salacious rumor about Jen to light. Meredith and Heather plan a girls' trip to Vail, while Whitney meets with her brother Will to check on her estranged father Steve. Finally, Lisa hosts an intimate event, leaving Jen off the guest list, and Meredith reeling after a cryptic warning from one of Mary's former parishioners.
A fun day of snow tubing leaves Mary and Lisa at odds, Jennie and Mary at war and Meredith and Jen nowhere to be found when it comes to having Lisa’s back. Meanwhile, Heather throws a party for Beauty Lab, Meredith and Seth plan for the future and Jennie still reeling from her conversation with Duy looks towards other solutions for their marital their problems.
The women of Salt Lake City return and fractured friendships have split the group in two. Caught in the middle, Lisa tries to get Jen and Meredith to make amends. While Heather prepares her daughter for college, Whitney throws a birthday bash for her stepson and Mary starts a podcast. Lisa’s friend of 10 years and new housewife, Jennie is introduced.