In this compelling novel by Guillaume Musso, Elliott, a successful surgeon, regrets sacrificing his true love, Ilena, for his career thirty years prior. He is miraculously given a chance to travel back in time to his younger self. Faced with the opportunity to change his past and save Ilena from a tragic fate, Elliott must confront the profound consequences of altering destiny. It is a thrilling and emotional journey that explores the power of love, regret, and the unpredictable nature of time itself.