Dead Dead Demon's Dededede Destruction

A gigantic ship suddenly appears over Tokyo Bay, prompting a state of emergency. In the midst of the chaos, Nobuo Koyama, who works at a publishing company, gets caught in the spaceship's crash.

A giant ship appeared in Tokyo, and three years have passed. The daily routine seemed to have ended, and the world appeared to be on the brink of destruction. However, the ship did nothing, and life continued as usual.

A smaller disc crashes in a residential area in Suginami; a new weapon system from a private company is being made operational as quickly as possible to avert the impending danger of crashes.

After the Fujin-6 successfully shot down its first target, the government is accelerating the deployment of more by all means. However, there are voices that consider this questionable.

The girls celebrate Christmas together; the mother ship is increasingly decoupling other smaller ships that are being shot down by the Fujin Model 7; not every one of these kills and subsequent crashes goes smoothly.

A look back at the elementary school days of Oran and Kadode. Oran befriends Kadode, who is bullied by the rest of the class, during a summer course, but finds it difficult to stand up for Kadode at school. Additionally, the two of them discover a mysterious creature together...