The love triangle between Lor and Por Pit's two daughters, Phuean and Phaeng. Phuean is a selfish sister, and Phaeng is a tomboy's sister. Lor is Por Pit's distant nephew. After his parents passed away, he was taken in by Por Pit. Phuean, Phaeng, and Lor grew up together. Lor has been taking care of Phaeng since childhood because he is very attached to him. But when they grew up, Lor fell in love with Phuean and the two got engaged. Lor likes Phuean and sees Phaeng as a annoying younger sister. He promised to love Phuean forever, and if he had another woman, he would die for betraying their love. Later, Lor contracted malaria, so he was taken to the city for treatment. Phuean and Phaeng went with him. When they lived in the city, Phuean had an affair with a wealthy man and left Phaeng to take care of the sick Lor.