Deze film speelt zich af in de Kojima regio van Okayama Prefectuur in het jaar 2020, twee dagen na de Tokyo Olympics, ook bekend als Tokyo 2020. Kokone's vader is altijd druk bezig met auto's modificeren.

Smartphones, computers, gaming consoles or digital tablets are now givens in our daily lives. The electronic intrusion is causing controversy and collective hysteria. Are we damaging our brains with all these screens? How will unprecedented exposure to screens impact humanity? To find out, the filmmakers examine how science has been applied to distinguish between truth and falsehoods, and explore the suspected side-effects of screen exposure. The documentary travels through the US and Europe to meet and speak to researchers who are leaders in this field.