Duan Baobao is finally going to be in the first grade of junior high school. She can finally go back to Luo City to go to school with Duan Rongrong. But what's going on with the two people who want to be her brother when they meet? However, Duan Baobao thinks that having two older brothers is absolutely fine, but as he grows up day by day, why does the way Gao Zheng looks at her become more and more different day by day? ... After all the hard work, he didn't allow her to find someone else to be her brother after graduating from high school and going to college. He even tied a red string on her hand and didn't allow her to pick it off? ... But actually she wanted to say that if it weren't for Duan Rongrong, she would have had two more brothers inexplicably, and nothing would have happened to him.
Concept: Youth that is so sweet that it will make you lose your teeth.