"The past is a case I refuse to leave unsolved." Reiji Kirizawa was a genius detective—a man who never lost. But his arrogance cost him everything. The night he cornered the city’s most feared serial killer, Mr. Z, he walked straight into a trap. His blood stained the cold floor. His vision faded. And then… he woke up. Three years in the past. Seven days before Yui Takahashi, his childhood friend and only partner, was murdered in an unsolved case. Seven days before the case that shattered his life. This is his second chance. Armed with the memories of the future, Reiji must outthink a killer who has never been caught. But as he races against time, he begins to realize— Mr. Z might have been waiting for him all along. Can he change fate, or is the past already written in blood? What if his rewind was never an accident? And if he solves the case… what price will he have to pay? - A heart-pounding supernatural detective thriller where every second counts. [Read now to enter the game of death and deception.]