Stevie Thomas and Susan Carol Anderson return in another fast-paced, action-packed sports mystery. The two teenage sports reporters have kept in touch after their wild time at the Final Four, and when Susan Carol manages to score a press pass to cover the first week of the U.S. Open Tennis Tournament in New York, Stevie works out a way to be there as well. The behind-the-scenes action in the world of professional tennis is occasionally bewildering, but it turns downright inconceivable when a young Russian phenom, Natalia Makarova, disappears right before her second-round match. Everyone is looking for Natalia–including Stevie and Susan Carol. The rumors are growing wilder by the hour. But they don't even come close to the shocking truth. . . .