Strange Tide

"London's most brilliant but unconventional detectives, Arthur Bryant and John May, must plumb the depths of a particularly murky mystery. The Peculiar Crimes Unit faces its most baffling case yet--and if Bryant and May can't rise to the challenge, the entire unit may go under. Near the Tower of London, along the River Thames, the body of a woman has been discovered chained to a stone post and left to drown. Curiously, only one set of footprints leads to the tragic spot. "The Bride in the Tide," as the London press gleefully dubs her, has the PCU stumped. Why wouldn't the killer simply dump…