So in the two years since we first met our brightly coloured dragon, he and the princess "Pearl" and their erstwhile knight "Gadabout" have taken to the skies to launch their original flying doctor service. It's quite a job they've undertaken as they have to treat a sunburnt mermaid, a unicorn with an unique problem and a lion with an even more annoying one. Needless to say, her uncle the King wants her to settle down and be more responsible in the kingdom she will one day rule, indeed he even locks her up in her room - but one day when he falls ill, she and her friends have to try to work…