Fireworks (2017) — AI Story Visualization

Plot Analysis Summary

Nazuna and Norimichi repeatedly challenge an unstable reality in order to escape together.

Story Structure — 5 Plot Phases

A Bet Beneath Fireworks

The students debate the shape of fireworks while Nazuna and Norimichi encounter a strange glass marble. A swimming race and a date proposal begin the personal conflict.

Key Events

• Moshimo Town Introduction — Nazuna and Norimichi live as students in Moshimo, a town named for possibility. Characters: Nazuna Oikawa, Norimichi Shimada Location: Moshimo
• The Fireworks Bet — The students debate whether fireworks look round or flat in the sky. Characters: Nazuna Oikawa, Norimichi Shimada Location: Moshimo
• The Glass Marble — Nazuna, Norimichi, and another student discover a small glass marble before the race. Characters: Nazuna Oikawa, Norimichi Shimada Location: Moshimo
• The Swimming Race — The students compete in a swimming race, which Norimichi initially loses. Characters: Nazuna Oikawa, Norimichi Shimada Location: Swimming pool
• Nazuna Chooses A Date — Nazuna asks the race winner to go on a date with her. Characters: Nazuna Oikawa, Norimichi Shimada Location: Swimming pool

The First Broken Timeline

Nazuna leaves home with a suitcase, but the planned date fails and she is taken back. Norimichi throws the marble and discovers that time can be rewound.

Key Events

• Nazuna Chooses A Date — Nazuna asks the race winner to go on a date with her. Characters: Nazuna Oikawa, Norimichi Shimada Location: Swimming pool
• Nazuna Packs Her Suitcase — Nazuna packs a suitcase and leaves home without her family's permission. Characters: Nazuna Oikawa Location: Nazuna's home
• The Missed Date — The planned date fails when the invited student does not appear. Characters: Nazuna Oikawa Location: Moshimo
• The First Rewind — Norimichi throws the marble while wishing for luck, causing time to rewind. Characters: Norimichi Shimada, Nazuna Oikawa Location: Moshimo
• The Altered Race — In the altered timeline, Norimichi wins the swimming race. Characters: Norimichi Shimada, Nazuna Oikawa Location: Swimming pool

Running Toward Departure

Norimichi wins the altered race and accepts Nazuna's invitation. Their journey to the station is interrupted, while the flat fireworks reveal that reality has changed.

Key Events

• The Altered Race — In the altered timeline, Norimichi wins the swimming race. Characters: Norimichi Shimada, Nazuna Oikawa Location: Swimming pool
• A New Date Proposal — Nazuna asks Norimichi to go on a date after his victory. Characters: Nazuna Oikawa, Norimichi Shimada Location: Swimming pool
• Flight To The Station — Norimichi and Nazuna travel toward the train station together. Characters: Nazuna Oikawa, Norimichi Shimada Location: Train station route
• Family Interruption — Nazuna is intercepted again before she can leave with Norimichi. Characters: Nazuna Oikawa, Norimichi Shimada Location: Train station
• The Flat Fireworks — Norimichi realizes the fireworks are flat and recognizes the alternate timeline. Characters: Nazuna Oikawa, Norimichi Shimada Location: Train station

Wishes Against Capture

Norimichi makes another wish from the lighthouse and helps Nazuna board the train. They are caught again, forcing him to use the marble once more.

Key Events

• The Lighthouse Wish — Norimichi wishes for another chance and throws the marble from the lighthouse. Characters: Norimichi Shimada, Nazuna Oikawa Location: Lighthouse
• Boarding The Train — After the reversal, Norimichi helps Nazuna evade her family and board the train. Characters: Nazuna Oikawa, Norimichi Shimada Location: Train station
• The Balcony Pursuit — The pair are caught again, and Norimichi uses the marble after being pushed from a balcony. Characters: Nazuna Oikawa, Norimichi Shimada Location: Train

The Dome Beyond Tomorrow

The final wish sends the train along a different route and leaves the pair in a glass-encapsulated town. The marble explodes as a firework, and a shard reveals a possible future before they disappear from school.

Key Events

• The Hidden Train Route — Norimichi wishes that nobody will see them, changing the train's route again. Characters: Nazuna Oikawa, Norimichi Shimada Location: Train
• The Glass-Domed Town — The altered train leaves them in the same town, now enclosed within a glass dome. Characters: Nazuna Oikawa, Norimichi Shimada Location: Alternate town
• The Marble Firework — A pyrotechnician uses the marble as a leftover firework charge, causing it to explode in the sky. Characters: Nazuna Oikawa, Norimichi Shimada Location: Sky above the town
• The Future In The Shard — Nazuna and Norimichi see the future within a shard and embrace. Characters: Nazuna Oikawa, Norimichi Shimada Location: Sky above the town
• The Students Notice — The next day, the school notices that Nazuna and Norimichi are absent. Location: School

Story Breakdown

• Moshimo Summer Debate — The story begins with a local fireworks question and the protagonists' ordinary student life.
  • Fireworks Shape Bet — Students debate whether fireworks appear round or flat.
  • Glass Marble Found — Nazuna and Norimichi encounter the small marble before the race.
• Race And Attraction — The swimming race creates the first romantic possibility between Nazuna and Norimichi.
  • Pool Competition — The students compete in a swimming-pool race.
  • Date Proposal — Nazuna asks the race winner to go on a date.
• Nazuna's Departure — Nazuna prepares to leave home, but the initial plan collapses before the relationship can begin.
  • Suitcase Packed — Nazuna leaves home without her family's permission.
  • Failed Meeting — The planned date fails and Nazuna is taken home.
• The Rewound Chance — Norimichi uses the marble to reverse the failed outcome and create a new timeline.
  • First Marble Wish — Norimichi throws the marble while wishing for luck.
  • Altered Race Victory — Norimichi wins the race in the rewritten timeline.
• Station Escape Attempt — The protagonists pursue a date and try to reach the train station together.
  • Train Station Journey — Nazuna and Norimichi travel toward the station.
  • Second Interruption — Nazuna is intercepted again before their departure.
• Reality Reveals Itself — The fireworks expose the altered world's instability and motivate another escape attempt.
  • Flat Fireworks — Norimichi realizes the fireworks are flat in this timeline.
  • Lighthouse Reversal — Norimichi throws the marble from a lighthouse for another chance.
• Train Beyond Pursuit — Repeated capture drives Norimichi to make a final wish to hide the pair from everyone.
  • Balcony Capture — The pair are caught again after boarding the train.
  • Invisible Escape Wish — Norimichi wishes that nobody will see them.
• Glass Dome Resolution — The altered route produces an isolated world where the marble's final transformation reveals a possible future.
  • Encapsulated Town — The train leaves Nazuna and Norimichi in a town inside a glass dome.
  • Future In The Shard — The exploding marble produces a shard that shows the future before their embrace.

Directed by

Nobuyuki Takeuchi

Key Cast

• Suzu Hirose — Nazuna Oikawa (voice)
• Masaki Suda — Norimichi Shimada (voice)
• Mamoru Miyano — Yūsuke Azumi (voice)
• Shintaro Asanuma — Jun'ichi (voice)
• Toshiyuki Toyonaga — Kazuhiro (voice)