Klance: The Swan Prince

Lance is a beautiful prince who falls in love with Keith another prince from another land and they are destined to be married under the wishes of Lance's Sister Queen Allura and Keith's brother King Shiro but Lotor an exciled wizard who wants Lance and Allura for himself transforms him into a swan. Forced to embark on a dangerous quest to reverse the magic, Lance is helped along by his four turtle friends and Keith must find a way to break the spell with the help of his friends Pidge, Hunk and Romelle