The Season of Sinking by Daphne Woolsoncroft: A haunting thriller about obsession, secrets, and the dangers lurking close to home

What if someone knew everything about you—but you had no idea they even existed? Daphne Woolsoncroft’s The Season of Sinking is the kind of psychological thriller that feeds on that unsettling possibility. Equal parts mystery, suspense, and creeping dread, this debut novel from the popular true crime podcaster transforms an idyllic lakeside town into a place where every glance feels suspicious and every memory hides something dangerous beneath the surface.

Set against the backdrop of a picturesque Washington community, The Season of Sinking follows Imogen Bly as she returns to her hometown of Lake Blair after her mother’s sudden death. Accompanied by her twin sister Amelia, Imogen expects a painful but straightforward task: sorting through their mother’s belongings and preparing the family home for sale. Instead, she finds herself confronted by old fears, strange occurrences, and the lingering sense that something has always been deeply wrong about the place she once called home.

One of the novel’s greatest strengths is the way Woolsoncroft turns familiarity into something frightening. Lake Blair initially appears beautiful and peaceful, but the longer Imogen remains there, the more threatening it becomes. The town feels haunted—not necessarily by ghosts, but by secrets, omissions, and memories that refuse to stay buried.

Imogen has spent much of her life carrying an unnamed sense of dread connected to her childhood, a feeling that resurfaces almost immediately upon her return. The result is a story that constantly blurs the line between intuition and paranoia. Is someone watching her? Is there a logical explanation for the strange events occurring around her? Or has she simply returned to a place where old traumas are coloring her perception? The atmosphere is thick with uncertainty, making even ordinary interactions feel loaded with hidden meaning.

One aspect of the novel that stood out to me was the relationship between Imogen and Amelia. Thrillers often rely on dysfunctional family dynamics to generate conflict, but Woolsoncroft takes a different approach. Despite their grief and the stress of settling their mother’s affairs, the sisters genuinely care about one another and work together throughout much of the story.

Their bond adds an emotional grounding to the narrative and makes the unfolding mystery feel more personal. Rather than creating drama through constant arguments and betrayals, the novel allows its characters to support one another while navigating increasingly disturbing circumstances. It’s a refreshing choice that helps distinguish The Season of Sinking from many books in the genre.

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As Imogen begins investigating both her mother’s death and the disappearance of a local young woman, nearly everyone becomes a potential suspect. There is Rory, the boy next door who was once her first crush and has now returned as an adult. There is the mysterious neighbor across the lake whom Imogen has observed through binoculars since she was a teenager. There are townspeople who seem reluctant to discuss certain events. And there is the persistent feeling that someone may be watching her movements far more closely than she realizes. The novel excels at creating the terrifying possibility that danger may already be inside the circle of people Imogen trusts.

Readers will likely begin piecing together aspects of the mystery before the characters do. Woolsoncroft leaves plenty of clues and foreshadowing scattered throughout the narrative. While some readers may occasionally wonder why it takes Imogen so long to connect certain dots, the delay ultimately feels believable because the truth lies so far outside the realm of what most people would ever expect.

After all, if something impossible seemed to be happening to you, would you immediately assume your worst fears were correct? Or would you convince yourself there had to be a more reasonable explanation? The novel repeatedly explores that question, showing how easily people can dismiss their instincts when the alternative is simply too frightening to contemplate.

Beneath the mystery, The Season of Sinking is ultimately a story about obsession, control, and the vulnerability that comes from being observed without your knowledge. The idea that someone could construct an entire relationship with you in their mind while remaining completely invisible is deeply disturbing, and Woolsoncroft mines that fear effectively throughout the novel. The tension builds steadily as Imogen realizes that the threat she faces may be much closer—and much more personal—than she initially imagined.

Rather than relying solely on shocking twists, the book succeeds because it understands how frightening ordinary situations become when viewed through the lens of uncertainty and surveillance.

The Season of Sinking is an atmospheric psychological thriller that combines small-town secrets, family trauma, and an increasingly unnerving mystery into a compelling page-turner. While attentive readers may anticipate portions of the reveal before the characters do, Woolsoncroft provides enough uncertainty and misdirection to keep the story engaging until its conclusion.

If you enjoy suspense novels filled with lingering dread, unreliable perceptions, and the creeping realization that someone may know far more about you than they should, The Season of Sinking is worth adding to your summer reading list. Have you read The Season of Sinking, or do you enjoy psychological thrillers centered on obsession and small-town secrets? Let me know your thoughts in the comments below.

An advance reader copy of this book (ARC) was provided to me by the publisher via Netgalley in exchange for an honest review.

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