It is a cold wintry morning in the picturesque port town of Visby when art dealer Egon Wallin's battered and naked body is found hanging from a gate in the town's old city walls. His was a very public death, but who killed him and why? As Inspector Knutas begins his investigation, Egon's secrets quickly begin to come to the surface. One scandal is followed by another and Inspector Knutas will discover that beneath the patina of glamour, the high-society world of art collecting hides many secrets - some worth killing for.