The thrilling new novel written by' the charismatic bestselling author Richard Castle, co-star of the hit ABC show. In Heat Wave, tough, sexy and professional Nikki Heat carries a passion for justice as she leads on of New York City's top homicide squads. She's hit with an unexpected challenge when the commissioner assigns a superstar journalist to ride along with her for his research on an article on New York's finest. But as she works to unravel the secrets of a murdered real estate tycoon, she must also confront the spark between herself and the journo.'