In his previous life, he was a cold-blooded assassin who made a point of going after the police. Even while posing as a doctor, he still hated the police. He never expected to transmigrate to the world of Detective Conan with his memories intact, only to discover that his older brother was actually Saguru Hakuba! And apparently, he comes from a family of cops: his father is the top official at the Tokyo Metropolitan Police Department...
This is a new book, so please don't flame me if you don't like it. (≧▽≦)
The CP hasn't been decided yet…just kidding. (^Д^)
The chapter length varies. I'm a student, so feel free to remind me to update.