Ding Qi was interning during the summer vacation of her freshman year and met the playboy Ling Xiao. As they got along, she gradually attracted each other and eventually fell in love. However, two days before Ding Qi's 19th birthday, Ling Xiao, who had promised to see her, suddenly disappeared. It wasn't until after graduation that she came to work in that city again. The world was constantly changing, and perhaps everything had changed. The neon lights are flashing, the traffic is busy, and people are coming and going, but the familiar figure is nowhere to be found.
Concept: What should we do if our parents secretly block love?