Haruki Masato is a shy youth who gets swept away when he happens upon a rakugo performance. He knocks on the door of rakugo master Imadoka Shoroku in Tokyo’s old downtown and somehow gets taken on as a disciple, and embarks on a path to become a rakugo comedian under the name of Imadoka Koharu.

The giant monster Raiga returns, rising in Atami Harbor and attacking the city. A second kaiju, Ohga, soon joins the chaos, and the two monsters clash, destroying large sections of the city. Defense forces launch two new weapons, the giant tank Kamikaze and the drill tank Gokumei, to meet the the monster invasion head on. But as the beasts work their way to Tokyo, will they be enough to stop the monsters from laying waste to the city?