During the Ming dynasty in China, the coastal areas were rampant. A Wokou who refers himself as the Nippon Ronin (Chan Hung-lit), colludes with the coastal local tyrants of Fujian and Zhejiang Provinces, along with cult religious groups. They occupy Baiyunzhuang and plundered everywhere. Young warrior Fan Chen-tung (Kong Ban) leads a resistance group to retaliate which prompts the Chinese martial world to share the same hatred against the Japanese and tyrants.

"In the name of the struggle to aid his suffering people, he disregards every danger that threatens his very life...! He must battle the remnants of incredibly ferocious prehistoric beasts... But why? Can he truly slay a giant toad and a spider that has lived for thousands of years? Come witness for yourself the prowess of WATARI your beloved little hero!" - Theatrical Release Write Up. The first movie in the Taiwanese Watari film series. This is not Watari and the 7 Monsters, this is a separate movie all together, but it did release around the same time as 7 Monsters.