1x4 - The Guyver: Bio-Booster Armor

Finally, Sho is convinced by his friend Tetsuro to publicly expose the existence of the evil Chronos organization. But before they have a chance, Commander Gyou attacks with Chronos' five most powerful Hyper Zoanoids. Escaping only to face a further sudden attack from the deadly cyborg warriors, it is clear that Guyver 1 will not survive the battle alone.