Suzume, a 17-year-old girl from a quiet Kyūshū town who meets a young man looking for a door. They find a door within ruins in the mountain, and Suzume opens it. Soon, more doors begin to open around Japan, bringing disasters from the other side. The film depicts Suzume's liberation and growth, as she closes the doors that are causing disaster.

The stars
The sunset
The morning sky
Within that realm, it was as though all time had melted together in the sky— Drawn in by this mysterious door, Suzume's journey is about to begin.