Your favorite characters are back in an all-new royal adventure! It seems that a mysterious “Z” is appearing as a mark on the palace residents. Who is behind the mark and what does it mean? Princess Odette, Derek, Scully and all the Swan Princess friends work as a team to uncover the secret.

Princess Odette is hosting a music competition to celebrate Princess Alise's birthday. Prince Li of Cathay has entered, but his sister Princess Mei Li has stowed away on his ship to seek help from Odette and Derek for Chen, who has been cursed to live as a dragon. Who will win the music festival and will Chen ever be free from his curse?

Before becoming queen, Uberta lived a humble life with her husband Maximillian when she is suddenly thrust into royalty. Through triumph and tragedy, she learns the lessons needed to become a beloved Queen, all while raising the next generation of rulers. When it's time for Uberta to pass the royal scepter to Odette and Derek, rival Queen Wixom has plans of her own to ruin the kingdom's greatest coronation.

Princess Odette and Prince Derek are going to a wedding at Princess Mei Li and her beloved Chen. But evil forces are at stake and the wedding plans are tarnished and true love has difficult conditions.

Eager to discover the truth about his late father, King Derek and Queen Odette set off on an epic undercover adventure. With the help of their friends, Derek and Odette piece the mystery together, only to have it all unravel. Will they ever know the truth about King Max?