By 2050, the Earth has become a dry and desolate place. Fighter pilot Nova was forced to return to the past to prevent a devastating environmental disaster. However, an unforeseeable side effect of time travel made Nova young again, as she crashed until 2025 at the age of 12. It seems that no one takes her and her mission seriously, except for Nass, a neglected teenager who tries to keep this mysterious girl and her little flying robot ADD away from the Secret Service. Can Nova and Nass successfully save the future world?