7 1/2 Deaths of Evelyn Hardcastle by Stuart Turton

The Seven Deaths of Evelyn Hardcastle (also known as The 7½ Deaths of Evelyn Hardcastle) is a complex, time-looping murder mystery by Stuart Turton, often described as Groundhog Day meets Agatha Christie. The protagonist, Aiden Bishop, must solve the murder of Evelyn Hardcastle, which happens repeatedly, by reliving the same day in the body of a different guest each time until he identifies the killer and breaks the cycle. The novel is praised for its inventive plot, intricate structure, and surprising twists, earning it awards like the Costa First Novel Award.