Sunset at Chaophraya aka khu kam (2013)

Description:

In this latest adaption of a much-loved tragic Thai novel set during World War II, Nadech Kugimiya plays Kobori, a Japanese soldier who falls in love with Angsumalin, a beautiful Thai woman. Proud and patriotic, Angsumalin rebuffs Kobori's approach at first. But when they are forced to get married for political reasons, her attitude towards Kobori starts to change.