It is meant to be a celebration but it ends in tragedy.

Winner of the Costa First Novel Award

As fireworks explode overhead, Evelyn Hardcastle, the young and beautiful daughter of the house, is killed. But Evelyn will not die just once. Until Aiden – one of the guests summoned to Blackheath for the party – can solve her murder, the day will repeat itself, over and over again. Every time ending with the fateful pistol shot. The only way to break this cycle is to identify the killer. But each time the day begins again, Aiden wakes in the body of a different guest. And someone is determined to prevent him ever escaping Blackheath...

• An original and high concept murder mystery, this is welcome rescue in a sea of psychological thrillers ? Stylist, ‘The 20 Must-Read Books of 2018’
• Mind-boggling...what a pleasure it is to give oneself up to the book, to be met with discoveries and thrilling upsets at every turn in the labyrinth... it's the story that triumphs, with a series of last-minute revelations as dazzling as the finale of a fireworks show ? Guardian