A young girl named Tomoko visits the Hiroshima Peace Memorial. There she has a mysterious meeting with Sadako, the little girl who was 2 years old when the U.S. dropped the bomb on her city during WWII and 11 when she died from the effects of radiation poisoning. Sadako takes Tomoko on an eye-opening journey.
| Writing | Seiji Arihara | Screenplay |
| Editing | Harutoshi Ogata | Editor |
| Directing | Seiji Arihara | Director |
| Writing | Seiji Arihara | Storyboard |
| Visual Effects | Takaya Ono | Animation Director |
| Art | Satoshi Miura | Art Direction |
