The story is set in the 1970s, in a small Thai village. Paitoon is in love with Yupin, whose father has gambling issues. They planned on getting married but Pao, his mother, doesn't like Yupin and won't accept their relationship because of her father. While Paitoon is in monkhood, Pao forces Yupin to marry Praiwan, Paitoon's brother who's suffering from polio since childhood. From now on, Yupin is Paitoon's sister-in-law, but their love for each other has not gone away. Will they be able to overcome all obstacles and be together again?