Thirteen-year-old Owen is thrown in at the deep end when an attack on Don Castle leaves him the last knight of Murhaven.With the aid of Gabby, a girl the same age who is gifted with languages, and Clockface, a mechanical knight built decades ago, he must overcome a series of challenges to rescue Princess Lyssa from the devious clutches of Ernie the Earl in this fantasy comedy set in a world of chivalry, magic and clockwork.