Nine Perfect Strangers

Nine Perfect Strangers Review

Liane Moriarty’s sixth novel is organised around a premise that would have seemed satirical before the wellness industry became a multi-billion dollar religion: nine strangers spend ten days at a boutique health retreat where the proprietor, a Russian-born former businesswoman named Masha, is willing to go considerably further than the brochure suggests in the service of transformation.

The nine guests are assembled with Moriarty’s characteristic ensemble skill. There is a romance novelist whose career has stalled alongside her personal life. A lottery-winning family fractured by grief. A couple in a last-ditch attempt to salvage a marriage. A man rebuilding a body destroyed by professional sport. Each comes with a specific form of damage, and Moriarty is good at drawing people who are suffering in ways that are simultaneously comic and genuinely sad — the wellness retreat setting amplifies both registers, because there is something inherently absurd about wealthy people paying to be miserable in structured ways.

The first half is Moriarty at her sharpest. The satire of wellness culture — the green juices, the mandatory silence, the earnest staff, the gap between what guests perform and what they feel — is handled with the same wicked precision she brought to school-parent culture in Big Little Lies. Masha herself is a figure of genuine menace masked as enlightenment, which is exactly the right character for this setting.

Where the novel loses ground is in its thriller mechanics. The escalation in the second half — as Masha’s methods become genuinely dangerous — relies on thriller beats that feel external to the character work that precedes them. The resolution is competent but unconvincing in ways the earlier sections are not.

Still: the first half alone is worth the admission, and the ensemble is among Moriarty’s richest.

Our rating: 3.9/5 — Sharp, funny satire of wellness culture carried by a strong ensemble: the thriller mechanics underpowered in the second half, but the first half is Moriarty at her most precise and comic.

The Hulu Adaptation and the Wellness Moment

Nine Perfect Strangers arrived in 2018, at a cultural moment when the wellness industry had become exactly the kind of multi-billion-dollar enterprise that the novel satirizes — green-juice cleanses, silent retreats, and the relentless monetization of self-improvement. The book’s timing is part of its appeal: it reads the moment with precision, finding in the spa retreat a setting where wealthy, miserable people pay handsomely to be deprived of comfort in the name of transformation. The 2021 Hulu limited series, with Nicole Kidman as the unsettling director Masha, extended the novel’s reach considerably and underscored what makes the material distinctive — the gap between the serene promises of the wellness brochure and the genuine desperation of the people who book themselves into it.

What the Ensemble Achieves

The novel’s enduring strength is its cast. Moriarty assembles nine guests whose forms of damage are specific rather than generic, and she moves between their interior lives with the dexterity that has always been her signature. Frances the stalled romance novelist, the grief-fractured Marconi family, the couple trying to salvage a marriage, the man rebuilding a ruined body — each is rendered with enough comic precision and genuine pain that the early chapters generate real momentum on character alone. The book’s flaws are concentrated in its back half, where the thriller mechanics that Masha’s methods unleash feel imported rather than earned. But the achievement of the ensemble carries the novel further than its plotting alone could, and the first half remains some of Moriarty’s sharpest writing about the comedy of people trying very hard, and very badly, to feel better.

The Menace of Masha

Masha is the figure who holds the novel’s two registers together. She is at once a satirical type — the wellness guru as self-anointed savior — and a genuinely unsettling antagonist whose conviction that she knows what her guests need better than they do shades steadily into something closer to coercion. Moriarty understands that the most dangerous version of the wellness ideology is not the cynical grift but the true believer, the person who has abandoned consent as a constraint because she is certain she is helping. Masha’s menace is the engine that converts the comedy of the opening into the unease of the close, and she is among the most memorable antagonists in Moriarty’s body of work.

Wellness as a Trap

Nine Perfect Strangers (2018) gathers its title characters at Tranquillum House, a remote luxury wellness retreat run by the unnervingly serene Russian director Masha, who promises transformation through a ten-day program that turns out to involve methods none of the guests consented to. Moriarty assembles a deliberately varied ensemble — a struggling romance novelist, a grieving family, a divorced lottery winner — and lets the retreat’s escalating control expose what each of them came to escape. Beneath the thriller mechanics is a satirical look at the modern wellness industry and its promise that suffering can be optimised away. The novel was adapted into a 2021 Hulu series with Nicole Kidman as Masha.

The satire of the wellness industry — its promise that suffering can be optimised away by people who have appointed themselves your healers — is Moriarty’s real target, and the 2021 Hulu series built a whole eerie register around Nicole Kidman’s serene, unnerving Masha.

A Wellness Retreat Turns Sinister

The premise of Nine Perfect Strangers gives Liane Moriarty her sharpest satirical target yet: nine troubled people gather at a luxury health-and-wellness resort, each hoping to be transformed, only to find that the charismatic director’s methods grow increasingly strange and unsettling. Moriarty uses the closed setting and the disparate cast to do what she does best — assemble a group of ordinary, secret-laden people and slowly expose what lies beneath their composed surfaces — while skewering the modern wellness industry and its promises of effortless renewal. The result is a darkly comic, suspenseful, and slyly satirical novel that builds unease beneath its sunlit setting. As always with Moriarty, the pleasure is in the rich characterisation and the sharp social observation as much as in the mystery, and the shifting perspectives keep the reader guessing about just how far the retreat’s methods will go. Readers should expect her trademark blend of wit, suspense, and emotional depth, with serious themes handled beneath the comedy — a thoroughly entertaining and absorbing novel that questions what we are really seeking when we go looking to be fixed.

Reading Guides

• Liane Moriarty Books in Order: Complete Reading Guide (2026)
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