Diana's AltarCambridge, October 1933. Inside the old All Hallows Church on All Hallows' Eve, Doctor Adelaide Hartest bears witness to the final moments of a dying stranger. Despite the dagger plunged into the stranger's chest, the death is ruled a suicide, compounded by a formal confession before death. The victim, it is revealed, is known to Scotland Yard, and Assistant Commissioner Joe Sandilands is sent all the way from London to investigate. Diana's Altar by