During World War II, over 120,000 children in Japan were orphaned. Many of them never knew their parents' names or what they looked like. Seventy-three-year-old Honoko spent her early years in an orphanage, then was raised by kind and loving foster parents. But she remained consumed by the desire to learn more about her origins. We follow Honoko as she retraces the steps of her childhood desperately searching for answers.