Kvinnan med evighetsmaskinen

Helena Hurtig takes her dream of an eternity machine to the grave. Can Kattis Ahlström and Niklas Källner find her heirs and get the blueprints for her eternity machine out? The hunt goes from Norrköping to Swedish and Finnish Lapland and reveals a life story worthy of a spy novel. Kattis Ahlström and Niklas Källner seek out people with a right to an inheritance and an unknown family history.