😋I recommend the following novels about childhood sweethearts to you. I hope you like them: 1. " Black-bellied Bamboo Horse, His Little Green Plum ": The male protagonist is smart and black-bellied, while the female protagonist is smart and cute. The two of them are childhood sweethearts. They love each other and kill each other. They are absolutely sweet. 2. " The childhood sweetheart in his heart ": Enemies and childhood sweethearts. The male and female protagonists are set to be in a brother-sister relationship. 1v1 is super sweet. It's a sweet youth school novel. I hope my recommendation can meet your needs. If you have any other needs, please feel free to tell me anytime.