Horizon

Aluna, Hoku, Dash, and Calli are determined to prevent a global war instigated by the ex-scientist Karl Strand and his army of tech-enhanced soldiers. Their dangerous plan to infiltrate the enemy by posing as Upgraders quickly unravels when the true nature of their adversaries is revealed. As allegiances clash and the friends are separated, their hope of stopping Strand diminishes, turning their initial quest to save their people into a mission to save the entire world.