16-Year-old Xu Anning is arrogant, indifferent and refuses love
17-year-old Ding Suiyu is down-to-earth, enthusiastic, and loving
22-year-old Xu Anning is tired, timid and in need of love
23-year-old Ding Suiyu never loved Xu Anning again
Concept: Occlusion and gloomy youth