Elsa and Anna Moon are the Princesses of the Spirit World, daughters of King Manny Moon. Elsa has Ice magic and Anna has Fire magic. Pitch strikes again, King Manny decides it's time for a new Guardian. Elsa is chosen. When Elsa joins, she and Jack become more closer together. They both end up in more deep love than the crushes they had growing up together. Although their love is impossible, they see each other secretly. There is a law that must NEVER be broken; nobody but Prince's are to fall in love with Princesses. When Pitch captures Anna and Elsa, he keeps them for months, as time passes, the two sisters learn Pitch isn't so bad after all. They learn new things about the Human World. When they are allowed to go back to their Kingdom everyone thinks the princesses betrayed them. Will Jack still love Elsa after her "betrayal"? Will everything sort out? Pitch isn't always the most dangerous person out there. Elsa and Anna will go through many obstacles to achieve what their mother's goal was before death....to break that law.