[Filmmaker Shinpei Takeda interviews Junko Watanabe, a survivor of the actomic bombing of Hiroshima in 1945].

Junko Watanabe says she doesn't remember anything about the Hiroshima bombing, but was later told that she was exposed to black rain and worries that her health symptoms are related to her exposure to radiation. She describes her activity in the Atomic Bomb Survivor Association in Brazil.