Ordinary girl Qi Qing is in a relationship with Luo Ting, who claims to be a delivery worker. However, through mysterious bullet comments that suddenly appear, she discovers her boyfriend's hidden identity and also sees the doomed ending of her own unfavored relationship. After an accidental pregnancy, she decides to end this romance full of probing and moves to a small town to live alone. A return to the city reunites her with Luo Ting at an engagement banquet, where unresolved feelings and hidden secrets intertwine, bringing the two close again. Facing misunderstandings and choices, Qi Qing gradually understands that her own happiness should be decided by herself. The two finally resolve their emotional knots and fall in love all over again amidst frankness and trust.