"The Dog adopted the Ancsas in the spring of '48": so the story begins. The Ancsas are a middle-aged couple living on the outskirts of Budapest in a ruinous Hungary that is just beginning to wake up from the nightmare of World War II. The new Communist government promises to set things straight, and Mr. Ancsa, an engineer, is as eager to get to work building the future as he is to forget the past. The last thing he has time for is a little mongrel bitch, pregnant with her first litter. But Niki knows better, and before long she is part of the Ancsa household. The Ancsas even take her along with them when