On a couples' trip in Sicily, Harper, Ethan, Daphne, and Cameron spend an awkward first day sizing each other up. As Tanya arrives with her new assistant Portia, Dominic fields questions from his father Bert about his wife’s absence, while his son Albie plays neutral. Meanwhile, hotel manager Valentina tries to keep locals Mia and Lucia out of her establishment.
The remaining six castaways must get the ball rolling to win the reward challenge and earn a sweet treat. Also, castaways will need to hang in there during the immunity challenge to secure their spot in the final five.
Rachel shares some harsh truths with Shane and confides in Belinda, who’s reeling from bad news of her own. As the Mossbachers turn the page on their harrowing scare, Quinn reveals major life plans. With nothing left to lose, Armond goes on an all-out bender – and exacts the ultimate revenge on his nemesis.
As Armond attempts to do damage control, Belinda tries to redirect Tanya’s focus to her business proposal. Paula grows increasingly disillusioned with the Mossbachers. A sidelined Rachel begins to question her future. Nicole rebuffs Mark for airing their dirty laundry to Quinn.
After Shane shoots down her latest career plans, Rachel is further blindsided by an unexpected arrival. Just as Belinda begins to take her business proposition seriously, Tanya’s attention turns to an intriguing hotel guest. Meanwhile, Armond’s renewed commitment to sobriety is put to the test.
Stripped of his gadgets, Quinn reluctantly takes a scuba class with Mark, who’s struggling to process revelations regarding his late father. Hoping to reignite the spark with Rachel, Shane enlists Armond to help plan a romantic evening. Tanya leans on Belinda for support as she scatters her mother’s ashes at sea. Paula keeps a secret from a suspicious Olivia.
A cautiously optimistic Belinda walks a fine line with Tanya, while Armond brainstorms ways to deal with Shane. After her husband belittles her work, Rachel approaches Nicole for advice. Paula and Olivia lose track of their stash, while a revived Mark attempts to connect with Quinn.
As a new wave of guests arrive at the White Lotus, resort manager Armond tries to assuage an unreasonable Shane and his easy-going new wife Rachel, while spa director Belinda calms a grieving Tanya. Meanwhile, Nicole suggests her husband Mark distract himself from a health scare by spending time with their son Quinn, who’s been cast out by his sister Olivia and her friend Paula.
Lamb liaises with a Russian defector who may hold a clue to sleeper agents. River is on the trail of a ruthless assassin.
Jackson Lamb is on high alert after a former spy is found dead. Min and Louisa are tempted by an offer from outside Slough House.