The economy was booming. People had more money than they knew what to do with. And then, the earthquake struck. Satsuki has spent 30 years hating one man: a lover who destroyed her chances of having children, and who now lives in Kobe. Did her desire for revenge cause the earthquake?

Katagiri returns home to find a giant frog in his apartment on a mission to save Tokyo from a massive worm burrowing under the Tokyo Security Trust Bank. "When he gets angry, he causes earthquakes" says Frog. "And right now he is very, very angry."