Matsuyama of Shikoku in the early days of Showa. Under the eaves of roadside shops, the baby girl and the doll were abandoned there. It seemed to be a difficult road, and the girl named Haruko,Ryosuke grew up in harmony with Haruko, who was 3 years apart. Soon after, the war began, and the 16-year-old Ryosuke was admitted to the Naval Academy and passed the Seto Inland Sea. After thinking about it, mother Shizuko told Haruko the truth for the first time. "not real brother and sister". Haruko, who has a touch of love for his brother, went to Hiroshima to tell his brother naively and happily. The next day the atomic bomb exploded in the sky. After the end of the war, Ryosuke, who returned to his hometown, could not believe his sister's death and Tormented by the sense of loss of losing his sister. Ryosuke finally makes a decision while being blown by the sea breeze on a hill overlooking the sea. - IMDb