Book # 1 in the 3 book series of The Unicorn Quest. Claire’s older sister, Sophia, has always been the brave one—even when she was sick with an illness no one could name. So when the girls discover a ladder in the fireplace of their new home, it’s Sophia, who leads the way up and up and up and into a fantastical land filled with castles magic and strange creatures. But the world of Arden is in trouble. The four guilds of magic no longer trust one another, the beloved unicorns have disappeared, and horrible wraiths roam freely. Terrified, the girls return home, but it’s not long before Sophie goes missing. It will take all of Claire’s courage to climb back up the ladder, save her sister, and bring them both home safely. But, first, she will have to discover the secret of the unicorns.