Warner Bros. Japan + 19 more, Signal.MD, Production I.G, Kadokawa Pictures, Nippon Television Network Corporation (NTV), Hakuhodo DY Media Partners, Horipro, HULU, Bandai, VAP, Yomiuri Telecasting Corporation (YTV), KDDI Corporation, Lawson HMV Entertainment, Sapporo Television Broadcasting Company, Miyagi Television Broadcasting, Shizuoka Daiichi Television, Hiroshima Telecasting (HTV), Fukuoka Broadcasting System (FBS), Television Nishinippon Corporation (TNC), Chukyo TV Broadcasting Company
Japan, 2020, a few days before the opening of the Tokyo Olympics. Although she should be studying for her final exams, Kokone, a schoolgirl who lives in a small town with her widowed father, a mysterious and talented mechanic, falls asleep often, anywhere, anytime, entering, over and over, a dream-world where a squad of fantastic motorized contraptions fights against magic, a world close to reality where she will find out the keys of her true past.
