"A fifty-year-old cold case involving California royalty comes back to life-with potentially fatal consequences-in this gripping standalone novel from the New York Times bestselling author of the Mary Russell and Sherlock Holmes series. The Gardener Estate is one of the most storied and beloved places on the West Coast: a magnificent house in vast formal grounds, home to a family that shaped California-and fought hard to conceal the turmoil and eccentricities...