Sixteen-year-old Iduna harbours a dark secret. On the surface, she is an Arendellian village girl, an aspiring inventor and the best friend of Prince Agnarr, but she is also secretly Northuldra. As Iduna and Agnarr grow ever closer, however, friendship is no longer enough. If only falling for each other didn’t mean risking their futures. But for a chance at true love, the risk might be worth taking. Dangerous Secrets is an exciting and romantic prequel to both Frozen and Frozen II.