Bohemian Yard

A voice at the other end said that it's your wealthy uncel's attorney. Your uncle, a noted scientist, has been found dead. He was your only living relative. Something isn't right though. Apparently, he died of a heart attack. But he was only 55, and had never had any history of heart problems. You learn that you have inherited everything your uncle owned - his wealth and his huge mansion in the country. Wearily, you pull up on the gravel drive outside the house. Time to investigate the house for any clues to his death...