Ultraman Zero: Battle of Another Dimension

Due to its rapid development, Earth's civilization has been targeted by other civilizations. Zero, who was chasing Tartarus, came to this universe due to an accident, discovered the anomalies on the earth, and decided to stay to solve the crisis. In a battle, a warrior who sacrificed to save people caught his attention, and this person became Zero's human body. In order to find a new home, a different-dimensional civilization began a plan to invade the earth and eliminate mankind...