What led Mateo and Marnie Perez to the greatest treasure they could hope for? Twin baby girls come into their life in the most extraordinary way, but they soon find out that their discovery is even more mystical than they thought! Join the Perez family in TWIN TAILS of Mason Beach as they learn first-hand about love and family-and how to protect their unusual secret. Will the world find out? Is there something even more magical and dangerous around the corner? Find out as you read the TWIN TAILS Series chapter books.