Matsumoto Koji finds the whereabouts of his daughter Atsuko. However, when he arrives in the village, he finds that Riku Isshin has already taken care of Atsuko. Isshin and Koji are surprised, but understand that they are father and son. It was a reunion of father and son, and a farewell to their daughter. Koji visits Isshin's adoptive father, Riku Tokushi. His aging adoptive parents are heartbroken, wondering if they will be asked to return Isshin. Meanwhile, since his first visit to Japan, there have been a series of tip-offs about Isshin.
松本耕次は娘のあつ子の居所を見つけます。しかし村に到着した時、すでに陸一心があつ子をみとった後でした。一心と耕次は驚きながらも、自分たちが父と子であることを理解します。父と息子の再会、そして娘との別れでした。耕次は一心の養父である陸徳志を訪ねます。老いた養父母は、「一心を返せ」と言われるかと心を痛めます。一方、一度目の訪日から、一心についての密告が相次いでいました。