Martin Webb 
The Most Dangerous Man in Brighton [EPUB ebook] 

There are certain people you don’t want to cross, especially violent mob boss, Billy Murphy, Brighton’s Most Dangerous Man. When skinny student, Buster Brett, steals his cash and goes on the run, he knows that he’s just one mistake away from a very painful death. With only a stoner mate and a scheming con-artist to help him out, the odds are stacked against him.