Air Force Major Lloyd Gruver (Marlon Brando) is reassigned to a Japanese air base, and is confronted with US racial prejudice against the Japanese people. The issue is compounded because a number of the soldiers become romantically involved with Japanese women, in defiance of US military policy. Ordinarily an officer who is by-the-book, Gruver must take a position when a buddy of his, an enlisted man Joe Kelly (Red Buttons) falls in love with a Japanese woman Katsumi (Miyoshi Umeki) and marries her. Gruver risks his position by serving as best man at the wedding ceremony.
37 year old sales manager Iwatsu is so caught up in work, he's unable to truly live his life. One night while looking at his graduation album on his phone, he receives a sudden call from a girl named Kana. He's taken to his hometown Kobe, where he lived as a teenager. Slowly, by way of Kana, Iwatsu's past is resuscitated.