Two fish tales in one! The Fish King is lonely and wishes he has a wife to keep him company. So when his chance of happiness is dashed by Princess Chipolata, after she is caught by the two wise ghosts stealing the crown jewels and is sent to prison, the king is still left feeling miserable. The Fish King has many suiters but it is Princess Alice's sister, Lilly, who finally wins his heart!

However, there's only one problem...he must introduce her to the two ghosts that reside in his palace and who like to play jokes on people!

A grand wedding takes place at the palace and soon after the king and queen produce a royal heir - Prince Erik. The young prince grows to love the two wise ghosts as much as his father does and, as soon as he is old enough, he leaves the palace to embark on a magical adventure with his ghost friends; until at last it is time to go home and share his many stories with his parents and Aunt Alice.