In the hustle and bustle of the city, six young people with different backgrounds met because of a sudden street pop-up music incident, and their love for music became an important presence in each other's lives. Everyone has their own dreams and is under the pressure of growth. They formed an atypical band and jointly faced family conflicts, workplace challenges, and the collision of dreams and reality in the intertwining of friendship, love, family affection, and artistic pursuit of dreams. As the band gradually becomes popular, their lives become more complicated. Personal secrets, emotional whirlpools and family problems are exposed in turns. They heal each other and make progress together in music. From small city stages to Internet fame, from quarrels and misunderstandings to honest meetings, music has always brought them warmth and courage across blood, class, and identity. In the end, everyone can find their own growth and happiness on the road to protecting their music dreams.