you suddenly wake up in a vacuum

"???: Hey You Lucky One, You are lucky because you can be reincarnated, choose Your Origin"

Choose your origin: A) become a novice assassin and just joined. B) Becoming a novice detective who has just joined one of the detective organizations to solve murder cases. C) Being a former assassin most feared and respected by the world government or world criminal organization, and is trying to find a peaceful life.

"???: The decision is in your hands"