A thief is loose aboard HMS Queen Victoria, and four amateur detectives are hell-bent on tracking him down. Unprepared for the evidence that their sleuthing activities will uncover - a reel of compromising film, a blood-soaked stateroom bunk, a lethally sharp razor and an emerald elephant - they find themselves sinking deeper into misadventure and pandemonium. But when the boat arrives in Southampton harbour, another passenger, mystery writer Henry Morgan, calls in the famous Dr Gideon Fell - who identifies sixteen clues that lead him to the murderer.
Christopher Kent, worth a quarter of a million pounds yet without a penny in his pocket, stands hungrily in Piccadilly one snowy morning, looking up at the huge hotel, when a piece of card bearing a number floats down to him. He enters and is served with breakfast, giving the waiter the room number. Then an unlucky chance compels him to go up to room 707. Inside a woman lies murdered in a trunk.Kent needs to prove his innocence fast, and calls in Dr Gideon Fell to investigate - but there's been another murder, and Dr Fell must figure out what connects them in order to find the guilty party.
Three guests at Martin Clarke's weekend party swore they saw the pistol lifted from the wall, levelled and shot. Yet no hand held it. It couldn't have happened ... but there was a dead body on the floor to prove that it had.For the victim, it was far too late for a doctor. To unmask the clever murderer, however, a house visit by Dr Gideon Fell is just what the doctor ordered. But the killer still somehow avoids taking his medicine - until Fell vows to prescribe his own remedy for bringing the murderer to justice.