In 1963, following political reforms, Prince Saenkaew is sent to Bangkok for an arranged marriage with Pinanong. Pinanong, who has had a secret crush on the prince since childhood, is overjoyed. However, her brother, Sasin, is suspicious of the union and initially clashes with Saenkaew. As the truth behind the arranged marriage comes to light, a deep romance develops between Sasin and Saenkaew. However, both must choose between love and family.