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Content Warning: This section of the guide includes discussions of graphic violence, substance use, and death.
Katy Hays’s Saltwater belongs to a contemporary subgenre of psychological thrillers and dark satires known as “eat the rich” stories. These narratives, which have gained significant traction in film and television, critique class structures by exploring the moral decay, hidden anxieties, and toxic behaviors of the ultra-wealthy. Often set in glamorous and isolated locales, they expose the emptiness behind extreme privilege, suggesting that great fortunes are frequently built on deception and cruelty. Prominent examples include HBO’s television series The White Lotus (2021-present), which follows wealthy vacationers whose entitlement leads to chaos and death at exclusive resorts, and Succession (2018-2023), a drama centered on the vicious power struggles within a media mogul’s family. Some reviewers call back to The Great Gatsby (1925) by F. Scott Fitzgerald as an origin point for this subgenre, and additional popular works in this category include Guillotine (2024) by Delilah S. Dawson and Their Vicious Games (2023) by Joelle Wellington.
Much like these works, Saltwater uses a luxurious setting, the island of Capri, as a beautiful backdrop for ugly secrets. The Lingate family, with their inherited fortune, history of scandal, and desperate attempts to maintain their public image, embodies the archetypal subjects of this genre. The novel employs common tropes, such as a suspicious death and the entanglement of an outsider, Lorna, to dissect the corrosive effects of inherited wealth and the destructive lengths to which the privileged will go to protect their status, placing the story firmly within this modern satirical tradition. Embedded in this subgenre is a critique of the power and affluence of rich families, which often rely on oppressive tactics and manipulation. In Saltwater, Sarah’s play threatens to expose the financial ruin of the Lingate family, and her murder is the means by which the family “defends” itself. Critically, Sarah is a playwright, and the Lingate’s take advantage of the power wealth grants within the art world to censor pieces that do not favor them.
Saltwater is deeply rooted in the geography and mythology of Italy’s Amalfi Coast, using real-world locations to enhance its themes of dangerous allure and elite isolation. The novel frequently references the Li Galli islands, a small, privately owned archipelago between Capri and Positano. Historically known as Le Sirenuse, these islands are mythologically identified as the home of the Sirens, creatures from Homer’s Odyssey whose enchanting songs lured sailors to their deaths on the rocks. This ancient legend of beauty concealing mortal danger mirrors the treacherous glamour of the Lingate family. In the 20th century, Li Galli became an exclusive retreat for artistic figures like ballet dancers Léonide Massine and Rudolf Nureyev, reinforcing its status as a secluded paradise for the wealthy and powerful. The novel also features Casa Malaparte, an iconic modernist villa built in 1937 on a remote cliff of Capri. A stark, red structure accessible only by foot or a staircase carved from the rock, the house is a monument of isolation and has a cultural legacy of its own, most famously as a key setting in Jean-Luc Godard’s 1963 film Contempt (Le Mépris), which also explores a marriage unraveling in a beautiful Mediterranean setting. By placing Sarah’s fateful dinner at this real, enigmatic location, Hays uses the Amalfi Coast’s geography as a symbolic landscape where beauty and myth mask dark truths.
In addition, the Salto di Tiberio and Villa Jovis recall the history of the Roman Emperor Tiberius. The characters in Saltwater recount how Villa Jovis was an isolated point to which Tiberius fled to assuage his political paranoia. Tiberius engaged in both wild parties and indifferent violence in this location, throwing those who displeased him from the cliffs. This history has several parallels to the Lingate family, who drink and take drugs in their villa, desire extreme privacy to avoid losing their reputation, and throw Sarah from the cliffs when she threatens to go against the desires of the family.



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