During the year of studying in the UK, I gained friendship and love, and lived a peaceful, leisurely and isolated life. However, just when he was about to graduate and prepare to return to China, his mother suddenly passed away, and his former lover who accompanied him through the most painful days also broke up after returning to China. When his career was just starting and he was facing an increasingly competitive work life, a sunny boy appeared, and the trajectory of his life began to change. . .