REIGO: KING OF THE SEA MONSTERS: The battleship Yamato, the largest and strongest of it's time, is on patrol when a lookout spots a massive shape half-submerged in the distance. Believing it to be an enemy submarine, they fire and score a direct hit. But they are shocked when the object emits a strange cry as it sinks beneath the waves. Soon after, something much bigger arrives, the massive kaiju Reigo, seething with rage at the murder of it's cub. The monster attacks the Combined Fleet with incredible ferocity and awesome destructive power. The naval forces are caught off guard, and Reigo is able to destroy the escort ships and damage the Yamato before returning to the ocean depths. Now the stage is set for a final battle to unfold between the world's largest battleship and the mysterious dragon-like monster - who will prevail? RAIGA: GOD OF THE MONSTERS: Global warming leads to excessive melting of the southern polar ice cap, disrupting Earth's ecosystem. The receding ice brings long dormant ancient sea creatures back to life, monsters that set their sights on Japan. Among the kaiju is an enormous sea beast the locals refer to as the legendary Raiga. The monster attacks the city of Asakusa, bringing death and destruction as he tramples building and lays waste to the military. Can Raiga be stopped, or will all of Japan be destroyed by his fury?