Twelve-year-old Hanako and her family, reeling from their confinement in an internment camp, renounce their American citizenship to move to Hiroshima, a city devastated by the atomic bomb dropped by Americans.
Twelve-year-old Jaden, an emotionally damaged adopted boy fascinated by electricity, feels a connection to a small, weak toddler with special needs in Kazakhstan, where Jaden's family is trying to adopt a "normal" baby.