Jiro Horikoshi studies assiduously to fulfill his aim of becoming an aeronautical engineer. As WWII begins, fighter aircraft designed by him end up getting used by the Japanese Empire against its foes.
After young Riley is uprooted from her Midwest life and moved to San Francisco, her emotions - Joy, Fear, Anger, Disgust and Sadness - conflict on how best to navigate a new city, house, and school.