Goubuli, a homeboy, opened a love store called "Love Expo" on the Internet. He did not expect to involve the leftover woman Diana in his life. Goubuli thought he had captured the other's heart, but Diana regarded him as a "little brat" and was unwilling to take an important step. Because of the professional ethics of the webmaster, Goubuli helped Diana successfully pursue Vincent, the photographer she had long admired. Diana found that Goubuli still had not given up on her, and took the initiative to say that no matter how they developed, they could only be a brother-sister relationship. At this time, Diana discovered that Vincent had a flaw, and this flaw was fatal...