'One of Scandinavia's best crime writers, no mean compliment in a crowded field' The TimesIt's summer on Gotland and an international group of archaeology students are excavating an ancient Viking site. The camaraderie and holiday spirits of the group are shattered when one of their number, a Dutch student called Martina, disappears. Rumours abound about a secret relationship she was having with someone on the island, but is her disappearance simply a lover's intrigue?When the body of a horse is