Jacks-of-all-trades Yun and Haberu investigate sounds emanating from an empty mansion. They locate the source nearby, while Mei hears the same tune.

Yun and Haberu deduce that Misakioku may be linked to the Rodan incursion. Mei attends Li's lecture in Dubai, where the professor reveals new material.

Ground forces under the command of Matsubara respond to Godzilla's attack on Tokyo. Now in London, Mei attempts to decipher Ashihara's research.

Mei learns of a large explosion triggered by Ashihara's calculator long ago. Kanoko gives Matsubara the Orthogonal Diagonalizer to use against Godzilla.