I knew that Diane Sturges lived on Lake Roland, a city park since 1861, yet one of Baltimore’s best-kept secrets. Georgina had pointed out the back of the elegant, ultramodern Sturges home last fall when we had been hiking with the children along the footpath that ran through the woods and along the lakeshore. We had parked down by the bridge like everyone else and had walked up the dirt and gravel path, holding hands and singing. I wasn’t sure I knew how to get to the house directly. Georgina’s breathing had steadied, but she began moaning. I found myself shouting, hoping to get her attention. “How do I get there, Georgina? Roland to Lake and turn right on Coldbrook?” “Pleeeease!” I could see that I was on my own. I checked my watch. Three-fifteen. If I was lucky, I could beat rush-hou

