Christine Snow, a Chicago therapist, has at last returned from the margins of her past - a card-sharp father, too many wrong lovers - into comfortable urban domesticity with Taylor Hayes, a travel photographer. The two women share a house, a dog, a life. And then one morning after a minor argument, Taylor disappears, Chris's anger turns to alarm as time passes and still she hears nothing, until she falls across a clue as unsettling in itself as Taylor's disappearance. Following a trail that lead