Yun, Goro and their robot Jet Jaguar clash with a hostile pterosaur-like kaiju, Rodan. Mei travels to Tokyo to meet with a world-renowned researcher.

Mei discovers a mysterious code in Professor Ashihara's research. The Otaki crew confront Anguirus as part of the city's extermination efforts.

Back at Ashihara's mansion, Yun and Haberu attempt to decipher the professor's research using Jet Jaguar. In India, Lina takes Mei to meet with BB.