Secret: I, the Assassin Sequence, Want to Become a Witch?

Aiden Black is the best special cases consultant in Tingen. Calm and sharp, he can reconstruct the entire crime scene from a piece of dust. But this time, he encountered something unexplainable. The stretched out hand in the mirror, the smiling corpse, the blood droplets condensed out of thin air on the dressing table. A broken hand mirror got into his palm, forcing a strange and extraordinary path into his destiny——