Fairyland... One thousand years ago. Five year old Prince Mackaroo, son of a nobleman, is bored with his life... there is just no excitement! His parents only want Mackaroo to study, study, study so he can become an 'intellectual aristocrat'. But Mackaroo wants to have some fun and adventures.

In the meantime, three mischievous scamps... Scarlett, Khakie and Blue-Joe, take the Great Demon King's power scepter without his permission. While playing in Prince Mackaroo's garden, they lose the scepter and Prince Mackaroo finds it! Whoever has possession of the scepter can time-warp to any time in the past or future! Excited, Prince Mackaroo jumps into the distant future to our present world, tailed by the three scamps who need to get the scepter back to the Great Demon King.

Upon landing in the present day, Prince Mackaroo meets Cozmo, a boy 7 years of age. They become very good friends and Cozmo's parents invite Prince Mackaroo to live with them. Prince Mackaroo gets his chance to experience a life full of mishaps, confusion, fun and adventures in the present world.

[Source: ENOKI FILMS CO., LTD.]