The heroine Han Qi has been in love with a boy in her class, Choi Tae-hun, for a long time. When she was about to confess her love to Tae-hun, she learned that he was leaving for the United States. However, she still went to confess her love, but was rejected. Sad, she ran to the Internet and found a boy with a strange online name in her vagina. She also offended him, but she never expected that this person was actually the boss of Yinchuan High School. After finding Han Qi, Ji Shenxu threatened Han Qi to become his girlfriend. Han Qi, who was afraid of death, only agreed under his threat. From then on, Han Qi's life was completely dominated by this guy whom she called a "little bully learning machine"! But she never expected that after half a year of their relationship, Cui Taixun came back and told Han Qi that he loved her. Han Qi was very conflicted and he agreed to Cui Taixun. Within a few days of dating him, she discovered that she actually loved Ji Shenxu, who often liked to threaten her. After her unremitting efforts, they were together again. After a long time, Cui Taixun finally thought about it and found his former first love slave Min Xuan. In the end, each of them is a happy child, and they will be together with their beloved forever!