First published 2018
Nine stressed urbanites escape to a remote wellness resort, seeking reinvigoration. But the charismatic director, Masha, harbors a hidden agenda. As the guests undergo bizarre therapies, their search for tranquility spirals into paranoia and danger. Pushed to their physical and mental limits, the nine must confront their own weaknesses to survive Masha's twisted plan. In the end, their time at Tranquillum House leaves them forever changed - if they make it out alive.
Genres: suspense, mystery, contemporary, thriller
Vibes: intimate, suspenseful, thought-provoking
Tropes: fish-out-of-water, unreliable-narrator
Setting: Tranquillum House
Period: 21st-century
464 pages · Paperback · Flatiron Books
Content warnings: anxiety, mental-illness