In a suspenseful debut novel, a young woman finds herself drawn back to her hometown to care for her ailing mother, only to be confronted with the haunting memories of her sister’s unsolved murder. Sylvie’s life was forever changed sixteen years ago when her sister Persephone went missing and was later found dead.

The mystery surrounding Persephone’s murder has lingered all these years, leaving Sylvie with unanswered questions and a deep sense of loss. Returning home in the present day, Sylvie is faced with the task of caring for her estranged mother, Annie, who is battling cancer. Their once-close bond was shattered in the aftermath of Persephone’s death, creating a strained and uncomfortable reunion. Adding to the tension is the presence of Ben, Persephone’s former boyfriend, who now works as a nurse at the cancer center where Annie is receiving treatment.

Sylvie has always suspected Ben of being responsible for her sister’s murder, but she also carries her own guilt and unresolved emotions from that fateful night. As Sylvie navigates the complexities of her relationship with her mother, she begins to unravel the secrets that have been hidden within their family home. The truth about what really happened to Persephone on that tragic night slowly comes to light, forcing Sylvie to confront her own demons and face the reality of her past. The Winter Sister is a mesmerizing exploration of the intricate bonds between sisters and the complex dynamics between mothers and daughters. It challenges us to question how well we truly know the people we love the most and delves into the power of truth and forgiveness in healing deep wounds.