When one of the better known drug barons in Edinburgh, Chick Mathieson, is killed, lawyer Tam Buchanan, aided by Fizz and her grandpa, who is in Edinburgh for an operation on his famous clicking knees, finds himself wading deep through the dodgy dealings of the underworld. The trail leads to a sheltered housing unit for indigent show-biz geriatrics, run originally by the Comedy Club, a background which, on the surface, could not be further removed from the murky world of Edinburgh crime...