A detective grapples with a case that blurs the lines between victim and perpetrator. Detective Sergeant Sarah Marks is assigned a new case that quickly becomes a tangled web of deceit and violence. As she delves deeper, she finds herself questioning the motives of everyone involved, including her own. The investigation forces her to confront the dark underbelly of society and the complex nature of justice, all while battling her own personal demons.

This novel is positioned as a dark, clever, and page-turning crime thriller, drawing praise from established authors in the genre. Paula Hawkins describes it as 'utterly chilling,' while B.A. Paris calls it 'the perfect read,' and Ann Cleeves notes it is 'deliciously disturbing.' These endorsements suggest a narrative that excels in creating suspense and psychological tension, likely appealing to readers who enjoy morally complex mysteries with a strong sense of atmosphere. The book appears to deliver a shocking and compelling reading experience that resonates with critics and fans of the crime fiction genre.