Denis Dubov is a professional cleaner: he cleans crime scenes and gets rid of traces of murders, so he knows too much. But even hiding in a small southern town, he continues to attract trouble. So on his doorstep are a thunderstorm of local crime, a harsh but fair investigator Diana and her not the smartest, but stubborn assistant Gaidukov. And in order to prove his innocence, the cleaner will have to challenge the entire criminal district.