Claire is only seven years old when her college-age sister, Alison, disappears on the last night of their family vacation at a resort on the Caribbean island of Saint X. Several days later, Alison's body is found in a remote spot on a nearby cay, and two local men-employees at the resort-are arrested. But the evidence is slim, the timeline against it, and the men are soon released. The story turns into national tabloid news, a lurid mystery that will...

"Claire Martinson and her sister Sophie have decided to stay in Arden--the magical land they discovered by climbing up a chimney in their great-aunt's manor. If what they've learned is true, the sisters are the last descendants of the royal family, and only a true heir of Arden--with magic in her blookd--can awaken the unicorns. Since Sophie does not have magic, the land's last hope rests on Claire. The sisters journey to Stonehaven, a famed Gemmer...