In order to pursue their own ideals and dignity, five teenagers with very different personalities became brothers. Along the way, they witnessed friendship in the rivers and lakes, laughing and scolding, and also experienced hardship, betrayal, family feud and national calamity. From being a petty quarrel and resisting pressure in the market since childhood, to being involved in political intrigues and turning the tide. They quarrel and often make fools of themselves, but they can always resolve crises with laughter. In the end, the brothers worked together and smiled at the storm, not only saving their home and country, but also composing their own passionate youth legend.