A trivial matter between a pair of lovers Yinzi and Ayan.
The heroine is in the first person, and she is probably a Mary Sue; there is no limit to her coquettishness and cuteness, she is nagging, and there is basically no plot; she is greasy and crooked, and she is too sweet to be worth her life.
The "Standard Boyfriend Training Tutorial" is written for yourself and your friends, and can also be used as a "Standard Boyfriend Self-Study Tutorial" to be given directly to your boyfriend.
I don't know if it will make the readers happy or tearful (don't be delusional), but I will strive to make the happiness index explode!