Sixteen-year-old Li Manman met nineteen-year-old Xiao Bai. At an ignorant age, she didn't understand love when she met him. One is busy studying, the other is busy waiting for love!
Twenty-three-year-old Li Manman left school and entered the society. After thousands of sails, she finally learned what love is. When she met 26-year-old Xiao Bai again, she realized that some people had never left, loving her firmly in those years she didn't know, waiting for her hopelessly...