The Wind Speed is Level One

One day, a natural disaster occurs in which houses in the town rise up from the ground and then disappear, causing an uproar in Edo! In the disappeared town, there was also a man called Komagire Kozo who had a map showing the place where he buried the treasure left behind by Kazesoku Hanpeita, a scientist who disappeared 25 years ago. In search of the map, Hanpeita's son, Ippeita, returns to Japan from a foreign country...!? The Snake's Nest clan, the man in the red cloak, and the officials of the magistrate's office clash in order to steal the treasure!