When Sergeant Gunnhildur Gísladóttir of the local police force is called in to investigate the death of a man found tied to a bed in one of Reykjavík's nicest hotels, she finds no sign of criminal activity but suspects there may be more to the case than meets the eye. Could the death of the shipowner be related to a local gangster's recent return to Iceland after many years abroad? What begins as a straightforward case for Gunnhildur soon explodes into a dangerous investigation, involving a discreet bondage society that ruthless men will go to violent extremes to keep secret.