Boston Jonson in Murder by Coffee - Biff Mitchell - Bog

When a nasty little plague of people turning into stone in coffee shops around the city threatens the bottom line of the Coffee Cartels and their highly addictive designer coffees, investigative consultant, Boston Jonson, is tossed into a world where everyone is out to either admire him or kill him, a world of annoying weirdoes who are probably better off turned into stone.