The lonely girl Xiaole (played by Wang Luodan) constantly creates surprises and romance for her older boyfriend Yapeng (played by Zhang Hanyu). The more he gets older, Yapeng breaks up because he can't bear it, and turns to the arms of the intellectual woman Liang Lei (played by Zhu Dan). Liang Lei is mature and steady in the workplace, exuding the warmth of a mature woman, but no one is perfect, she has an unusual stubbornness in feelings, and it didn't take long for Yapeng and her to part ways. There is always a way out, just when Yapeng was sighing about his miserable life, the gentle and virtuous kindergarten teacher Chen Xi (played by Li Chengyuan) came uninvited, which made Yapeng feel like a spring breeze. After experiencing some initial enthusiasm, Chen Xi finally revealed her soft threat in her bones, and the two broke up again. After three relationships, Yapeng began to reflect on himself, whether it was a mistake to break up with Xiaole...