Eyssa's mother leaves behind a golden swan necklace after her untimely death. Her six daughers, and their six cousins, all princesses unlock the secrets of the charm and find a way to the Otherworld. Balls are held four times a month and Eyssa takes every oppertunity to learn more about her mother to feel closer to her. At her first ball she meets a mysterious beauty, who hides a dark secret and connection to the girls. As the Otherworld's court slowly traps them, how will the Princesses find their way out?