The troubled girl Qin Momo has never believed in love at first sight or bloody love that lasts for ten thousand years. But one day when she actually met that person, she discovered that love at first sight really existed in this world, and she fell deeply into it. From the moment she entered high school, she decided to bring Pan Yunchen into her world. But Pan Yunchen has his childhood sweetheart. Momo, who was trapped, had no choice but to stay by his side silently and follow him all the way to university. One day Pan Yunchen said to her: "Qin Momo, if possible, I would rather never know you in this life. Knowing you is the most regretful thing I have ever done. Momo was completely heartbroken, and finally asked her father to send her abroad and left this sad place. When Pan Yunchen knew that Qin Momo had suffered and suffered grievances, he regretted it, but found that he had lost him. Five years later, when his career was successful, he met Qin Momo again, but she already had someone protecting her...