The story is narrated by Nishida Toshiyuki's character at the Hiroshima Peace Memorial Park. A story during the summer of 1945 (60 years earlier). At one time a row of shophouses and private homes lined the vicinity. That was where the Yajima family resided - four merry, close siblings who were orphans. Matsu Takako (Yajima Shinobu) plays the oldest daugther who runs the Yajima family inn after the death of her parents while looking out for her younger siblings - Kato Ai (Yajima Nobuko), Nagasawa Masami (Yajima Maki), Tomiura Satoshi (Yajima Toshiaki). Harsh, painful ordeals visit each of the Yajima siblings during the war. Their only brother is called to go to war. Days later the sisters see Toshiaki off at Hiroshima station... (Source: wiki.d-addicts)