Cata and the mystery of the sphere is a teen musical series that follows the loves, hopes, ambitions and rivalries of Catalina and a group of teens attending a performing arts school in Laguna Deseada. Life in the small town is transformed by the sudden arrival of two identical boys, Adrián and Leo, cloned beings from another dimension, a high-tech civilization completely devoid of human emotions. With the aid of her family and friends, Catalina helps the twins to conceal their secret identities and guides them through their emotional awakening as they discover love, make friends and are caught up in the passion for music and dance. Soon she will realize that her primary mission is to keep the twins undetected from a mysterious organization that is determined to get hold of them and their secret.