An Unwanted Guest

As the quintessential locked-room mystery, this classic novel is the direct inspiration for the isolated, high-stakes atmosphere found in Lapena's work. Readers who enjoyed the tension of strangers trapped together while being picked off one by one will find this the perfect blueprint for the genre.

This contemporary thriller mirrors the remote setting and ensemble cast dynamic of Lapena's novel perfectly. It masterfully weaves together multiple perspectives as a wedding on a secluded island turns deadly, keeping the reader guessing until the final pages.

Set in a luxury ski chalet during a blizzard, this novel captures the exact same 'stranded in the snow' premise that makes An Unwanted Guest so gripping. The focus on corporate tension and survival in a hostile environment adds a layer of psychological depth that fans of Lapena will appreciate.

A group of old friends reuniting in a remote Scottish wilderness creates a powder keg of buried secrets and simmering resentments. Much like Lapena's work, the narrative relies on the slow unraveling of the characters' pasts while they are physically trapped by the elements.

If you enjoyed the 'trapped and desperate' aspect of An Unwanted Guest, this high-octane thriller will keep you on the edge of your seat. It follows a college student stranded at a highway rest stop during a blizzard who discovers a kidnapped child, forcing her into a deadly game of cat and mouse.

This thriller captures the feeling of being trapped in a confined space where no one believes you, similar to the helplessness felt by characters in Lapena's novels. The maritime setting provides a chilling, isolated backdrop for a mystery that spirals out of control.

Fans of Shari Lapena's signature plot twists will find a kindred spirit in Alice Feeney's writing style. This story features a protagonist trapped in a hospital bed, unable to move or speak, creating a unique, claustrophobic psychological puzzle that keeps the reader questioning reality.

Set in a converted luxury hotel in the Swiss Alps, this novel uses a remote, weather-beaten location to great effect. It shares the same DNA as An Unwanted Guest, focusing on a protagonist who must uncover dark secrets while cut off from the outside world during a storm.

This novel centers on a bachelorette party in a glass house in the woods, which quickly turns into a nightmare. It mirrors the 'friends with secrets' dynamic and the feeling of being trapped in a location that was supposed to be a retreat, a staple of Lapena's thrillers.

While it adds a speculative twist to the traditional murder mystery, this book is perfect for readers who love complex, puzzle-box narratives. It features a classic country house setting and a cast of characters hiding secrets, demanding the same level of analytical attention as Lapena's work.