In the year 2020, Mary Nobleman is an average thirteen-year-old girl until one night she falls through the floor of her house and discovers a secret room in her family’s basement that is filled with artifacts. In the room, she discovers a journal, the famous Excalibur, and an Egyptian Amulet. She also finds a hidden tunnel leading to a river. Mary travels with her friend Julie and a Celtic fairy in a submarine to Wales, which used to be called Camelot. While Mary is on her journey, she learns that she is a descendant of the legendary King Arthur from a secret second marriage—and discovers some unique powers as well.

While fighting evil creatures and escaping imprisonment from a mountaintop coven, Mary must discover what other truths the rare relics hold. There are those who seek revenge on Arthur’s bloodline, and right now, that includes her too…

With this story about friendships, family secrets, and adventures, readers are encouraged to think outside the box as they join Mary on her journey of self-discovery.