After finding out that a villain is trying to conquer the city, a young man trains hard to be ready to fight. He used to waste his time doing things only for fun and looking for trouble, that is until he decides to travel from Suphan to the Ayutthaya Kingdom in hopes of enlisting in the army in the time of war. At the same time, he is also trying to win his first love's heart, who is now engaged to a soldier.