Ever since transferring schools, Xia Sui had changed completely. The lively, cheerful girl she used to be was nowhere to be seen. People described her as “quiet,” “well-behaved,” and “introverted.” Little by little, she seemed to develop social anxiety… She was afraid of emotional attachments, whether familial, friendly, or romantic. She was never anyone's only one, always just a backup!
Then she met Pan Yuge, a man who radiated a cold, aloof air from the inside out. He was just as distant with her.
This is her last chance. She hopes that, when it comes to love, she'll be his one and only. She thinks this with helplessness and hope, while this journey through youth has opened her eyes to the ways of the world…