In the 1980s, a civil war on the planet Tyrus forces Emperor Cale-Oosha to flee to Earth. Living in hiding, he starts a family before returning to his home world to lead a resistance against his power-hungry uncle, the Dragit. Years later, the war finds its way back to Earth when the Dragit targets Cale’s teenage son, David Carter. Thrust into a devastating adventure, David must protect the planet and embrace his hidden heritage to stop the alien invasion before it’s too late.