Devastated, the author Klas entrenches himself in Henry Morgan's huge and eccentric apartment in Stockholm. It all started a year ago when Klas met Henry at a boxing club and was dragged into his unlikely world. Henry, who fearlessly shares a mistress with the shy businessman Wilhelm Sterner, has suddenly disappeared without a trace. Klas fears for his life and desperately begins to write a chronicle of the fascinating life and adventures of Henry Morgan.