Closer to the HeartBy: Mercedes Lackey Series: Valdemar: The Herald Spy New York Times bestselling author Mercedes Lackey's Herald Spy series, set in the beloved fantasy world of Valdemar Herald Mags, Valdemars first official Herald Spy, is well on his way to establishing a coterie of young informants, not only on the streets of Haven, but in the kitchens and Great Halls of the highborn and wealthy as well. The newly appointed Kings Own Herald, Amily, although still