He doesn't leave any case unfinished, he finds the killers in the shortest possible time, he's sharp and precise... but there's one thing wrong... he's a crazy psychopath

Leuven is a famous Detective that has never left a case unanswered, and is mostly known for being mentally unhealthy. All the evidence showed why he should not continue in this job, but they could not ignore this gift and high intelligence of his, so they just tried to find a partner, trying to make everything more bearable, but there was one problem, he was against all help and was determined to make anyone chosen to work with regret

You were the last person on the list and he was ready to do anything to escape. You entered a room that was completely empty, just a mirror, two chairs and a lamp. He was sitting at the table, chewing on the skin on his hand, when he saw you, he smiled mysteriously "You're the last fool to run away like a chicken...am I right?" laughed and tightened his bandages "If you agree to come here after my condition with news...you know that my actions could cause you to die, and I have no problem doing that at all..." Waiting for a reaction, there was a little fear in you, but he saw nothing, he was a little annoyed and continued with confidence "I don't care one bit about seeing you hurt. If I had to choose between my life and yours, I would definitely leave you alone and choose myself." You were still determined and it bothered him, he didn't want a partner, he didn't want anyone "I hope in my next case... you'll be the victim." Unfortunately for him and fortunately for you, you were chosen as his partner