This book takes six distinctive urban figures as the main axis and unfolds multiple lines in parallel. Xu Chuan has ups and downs on the road to entrepreneurship, sparking sparks in life and emotions with Tang Fei; Sun Qiming and Lin Xin are each looking for inner peace, while Chen Zhihao represents realistic pressure and challenges. Liu Dong runs through everyone's lives and connects the warm stories in the book. The contents of the three volumes revolve around ideals, choices and belonging respectively, showing the excitement of urban life while incorporating humor and warmth. In the end, everyone transforms through self-growth and bondage, ushering in a new chapter of their own.