The film will be set in a perfect world in the sky, where everyone lives happily. Doraemon and Nobita set out on an adventure to find the utopia with the help of a new gadget of Doraemon.

In this prequel set one year after the fourth World War, cyborg and hacker extraordinaire Motoko Kusanagi from the military's 501st Secret Unit finds herself wrapped up in the investigation of a devastating bombing.