This is the first of a trilogy of Murder Mysteries that feature Marie Quizno Chief Detective of the fictional town of Big Rock Colorado An elderly resident of a retirement home is found at the door to her apartment in a pool of blood with a steak knife protruding from her back Murder at Plato HouseStanley Yokell is a Professional Engineer in process of retiring his professional licenses in preparation for retirement He is a Fellow of the ASME. Over a long life he has spent as much free time out of doors in physical activity as possible including making close to 1000 scuba dives as deep as 225 feet on wrecks on the great barrier reef and in most of the oceans around the world An Avid bicyclist he has made many long distance bike tours including one from Trondheim Norway to Paris France a solo coast to coast ride on a 10 speed bike from Berkeley CA to Atlantic City NJ and a ride around the South Island of New Zealand on an 18speed mountain bikeHe has climbed all 46 mountain peaks in the Adirondack Mountains of New York and th Stanley Yokell is a Professional Engineer in process of retiring his professional licenses in preparation for retirement He is a Fellow of the ASME. Over a long life he has spent as much free time out of doors in physical activity as possible including making close to 1000 scuba dives as deep as 225 feet on wrecks on the great barrier reef and in most of the oceans around the world An Avid bicyclist he has made many long distance bike tours including one from Trondheim Norway to Paris France a solo coast to coast ride on a 10 speed bike from Berkeley CA to Atlantic City NJ and a ride around the South Island of New Zealand on an 18speed mountain bikeHe has climbed all 46 mountain peaks in the Adirondack Mountains of New York and the 46 peaks in the White Mountains of New Hampshire He has Nordic skied in the Adirondacks Vermont and Colorado site_link.