The famous rock band The Paperback music is convened for a big concert at Big Depression. Arriving at their destination, no musical event seems ready for that day, but suddenly a secret passage opens to the planet Planio, where dictator Balthazar has banned all kinds of music.

This movie is set on the Easter Island, where a group of children that must face the mean ruler of the island in a pallastrike match in an arena. Their objective is to free a group of kids that have been petrified during the years.

A group of kids tries to reach the Bifuoco Brazier before it runs out of fuel. During this race against time, they encounter some lightning-fast animals with whom they befriend and will never be separated again: they are the Smile and Go.