Armed with a guidebook, a supply of Imodium and a copy of Icelandic Made Easy, Julia Greene is ready for adventure. She is excited as she and her best friend, Olivia, board the Lark Tour bus for a ten-day trip around the country. The first few days are fun. Julia chats with her twelve fellow travelers and admires the pristine beauty of Iceland. But things go downhill when Lydia Cumberland, a member of the group, disappears in a sudden ash storm and...