The Empty Sword (The Empty Sword Saga, #1)

Stephen and Victoria are your average fraternal twins who have been sent to their Great Aunt Belinda's home for a few months while their parents are on a business trip. As any adventurous teen would do they explore the woods behind the farmhouse and soon stumble into a world unlike ours where they find themselves a part of a prophecy to help a chosen one from that world save it from an unknown evil. When they learn of the chosen one's reluctance to act the twins decide to rely on their own ...