I Don't Know Where the Love Comes From, but It Goes Deeper and Deeper

I was inspired by a story on Weibo, so I brought fon and belle to write a fanfic. Let's see how sister fon educates the silly two-parter they bought! Also known as the story of the two-parter's growth (it's just a product of the imagination, it may be a little off track, I don't like to detour, don't criticize, thank you!!!) Intention: