Berlin (dpa) — After the death of her grandmother, Tess and her mother Opal have to sell their house and move out. In the attic they discover a diary with a family secret that leads them to an abandoned summer house. What begins as a simple road trip in the console and PC game “Open Roads” turns into a journey through the past and the impressive landscape along the US-Canadian border. The gameplay impresses with its ingenuity and gripping narrative. The creators of “Gone Homes” and “Tacoma” take players on a new adventure in the mystery thriller genre. As Tess and Opal explore the old summer h…