Lin Xiao lives an ordinary but fulfilling life in the city. She walks through the crowded streets every day and works hard to create in a small studio. By chance, she met a group of friends with different personalities, including the enthusiastic and bold coffee shop owner A Qiang, the gentle and kind pet doctor Su Ran, and the humorous freelance writer Zhang Yu. Their appearance made Lin Xiao's originally peaceful life colorful. In the process, Lin Xiao not only encountered career bottlenecks, but also faced emotional confusion. She met her first boyfriend again in college, but at this time, she gradually developed a different kind of affection for Zhang Yu. With the company and support of her friends, Lin Xiao continued to break through herself, overcame career difficulties, and found her true self in love. Finally, she realized her dream of holding an illustration exhibition and painted her own fireworks in the city.