ed edition from the Queen of Mystery, a practical joke goes chillingly, murderously wrong and Superintendent Battle is on the case. Now with a beautiful new series look!

Gerry Wade had proved himself to be a champion sleeper, so the other house guests decided to play a practical joke on him. Eight alarm clocks were set to go off, one after the other, starting at 6:30 a.m. But when morning arrived, one clock was missing and the prank had backfired, with tragic consequences.

For Jimmy Thesiger in particular, the words "Seven Dials" were to take on a new and chilling significance....