The Butterfly Effect

It is a cold, dark, windy night in Oslo and Igi Heitmann pores over the debris in her dead father's office, trying to piece together the last days of his life as a failed private eye. She discovers a curious butterfly medallion in his desk - which in turn leads to the discovery of a young woman in a snow-drift, two bullets in her head and a gun in her hand. Igi's father and the young woman died w...