In a tranquil coastal city in Japan, the lives of its inhabitants are interrupted when a massive amphibious creature emerges from the depths of the sea, wreaking havoc in its wake. This beast, a gigantic kaiju, begins to destroy buildings and instill panic among the population. As chaos unfolds, a group of scientists and military personnel are compelled to band together to find a way to stop the creature before it causes an even greater catastrophe.
Among the protagonists is a young paleontologist who, after discovering an ancient legend about a sea god, wonders if there is any connection between the creature and the stories of the past. As he investigates, he stumbles upon an ancient village that holds dark secrets and a link to the creature. With the help of his friends and a brave reporter, the plot delves into the mystery surrounding this creature and the history of its emergence.
As the armed forces prepare for a frontal attack, the paleontologist realizes that there is more at stake than meets the eye. The key to stopping the monster may lie in understanding its origin and purpose. In a race against time, the fate of the city and its inhabitants rests in the hands of those who dare to confront the creature and unveil the secrets that the sea has kept for millennia. With exhilarating action scenes and a profound message about nature and humanity, the tension mounts to an impressive climax.