The Brass Ring.

The film tells the epic life story of Duangjai, a northern woman who falls in love with Kritsada, a handsome and high-ranking military officer from the city. She gives him a brass ring as a token of her love. But suddenly, Kritsada disappears as World War II rages on. Pregnant and heartbroken, Duangjai decides to embark on a long journey to search for her lover. Along the way, she encounters various people and experiences that shape her life.