Maria Aoi moves to Tokyo from the countryside and becomes an adult video actress. She climbs the ladder to stardom but worries about her relationships with her family and lover.

Shimada, a former Self-Defense Force member, suffers from severe PTSD following the loss of a comrade in a firefight in war-torn South Sudan, a tragedy covered up by the government. Shining a light into Shimada's solitary life in illegal arms manufacturing is a job as an apprentice at a traditional Japanese fireworks factory. There he begins crafting fireworks alongside the master artisan and fellow craftsmen who embrace fireworks that illuminate people's peaceful lives. Yet, parallel to Shimada's journey, his comrades-in-arms with unresolved feelings team up on radical acts to expose the government's cover-up, escalating tensions and pulling Shimada back into the darkness he thought he'd left behind.

Osaka. It is the summer of a year before university graduation. Nao Soma, an art student aspiring to become a photographer, leads a photography-centered life. Sayo, Yamada and Tada, who also study photography, are turned on by Nao, but recognize her talent and support her. They are faced with life choices and are sometimes hurting each other and sometimes encouraging each other in their confusion. Nao's passion for photography forces them to make various choices. After graduation, the four begin their own lives. They meet again after four years and learn that Yamada has disappeared.