The Riyria Chronicles is a series of high fantasy novels by Michael J. Sullivan, published since 2013 by Orbit Books. The series consists of five books, in order of publication: The Crown Tower, The Rose and the Thorn, The Death of Dulgath, The Disappearance of Winter's Daughter and Drumindor. They are prequels to Sullivan's Riyria Revelations series. Source: Wikipedia (en)