Lin Zhaomian and Gu Huaichuan have been in love for seven years and are about to get married. When an elevator suddenly malfunctions, she repeatedly calls him for help, but Gu Huaichuan fails to respond because he is busy looking after his assistant, Meng Yan. Lin Zhaomian discovers that she is not on his emergency contact whitelist. Then, she is repeatedly humiliated when her bridal makeup appointment is interrupted by someone cutting in line and he mistakenly recites someone else's name during their wedding vow rehearsal. After one disappointment after another, her heart finally turns cold, and she decides to call off the wedding. After moving out, she receives psychological counseling and gradually overcomes her elevator-related trauma. Gu Huaichuan finally realizes his mistakes, sincerely apologizes, and tries to win her back. The two peacefully call off their engagement. One year later, Lin Zhaomian has left the shadows of her past behind and meets a partner who knows how to respect and cherish her, beginning a brand-new life.