While investigating the curious case of a vanishing monster. Haruki meets Kaori, a mysterious woman glaring at an old ferris wheel. Meanwhile, people are going missing from the town one after another.

The Artificial Life Form M1, created by Chief Mechanic Kojiro Inaba's daughter Ruri, has malfunctioned and become gigantic! M1 doesn't have bad intentions, but like this, it can do some serious damage! STORAGE puts a major operation into motion in order to stop M1 before it reaches the metropolitan area. Will they be able to save M1?