Tactics!

We all know that Johan attracts serial killers and that serial killers are attracted to Johan. But while one thinks he is in control, the other is riding his brain, and at other points vice-versa, while the rest of the world wonders just what the hell a 32 year old is doing with a teen. (Not intended to be yaoi, I am aiming for a thriller. Will be approx. 10 ch long)