I'm not sure if it's popular. As for where to find it, you could try searching on major fanfiction websites like Archive of Our Own or Fanfiction.net.
I don't know if this fanfiction is popular. There are so many fanfictions out there. To find it, start with well - known fanfiction platforms. Archive of Our Own has a large collection of Miraculous - related fanfictions. Fanfiction.net is also a good place to look. Just use the search function and type in the title or relevant keywords like 'hawkmoth' and 'guide' to see if you can locate it.
I can't say for sure whether it's a popular fanfiction. Regarding finding it, apart from Archive of Our Own and Fanfiction.net, some smaller Miraculous fan communities might also host it. You could also try searching on social media platforms dedicated to Miraculous, like Miraculous Ladybug fan groups on Facebook or Reddit. There might be fans who have read it and can point you in the right direction. However, keep in mind that not all fanfictions are easy to find, especially if they are not widely known.
A practical answer is Chapter 149, because it turns the idea into a concrete scene. The chapter opens with Seeing that Zhang Cheng's glass was nearly empty, Du Qinglian immediately..., adds pressure through Your only son even resulted from in vitro fertilization., and ends on Zhang, I introduced.
The best chapter pointer here is Chapter 137, "Lai Fu's Death Has Another Cause". It opens with Jiang Li personally went to Lai Fu's tomb and performed a small ritual. and closes on At that moment, Qi Tianyu had just finished his farming tasks, feeling....
Chapter 151 is the strongest chapter-level answer because it starts from Now it was Zhang Cheng's turn to be confused. and follows through on I will have my assistant pay the bill.. The payoff is that the chapter closes with Was he...
A practical answer is Chapter 159, because it turns the idea into a concrete scene. The chapter opens with Seeing the red light of the camera turn on, Su Yinwan looked at the..., adds pressure through The moment the door closed, he straightened his back, and his originally..., and ends on Shang.
Look to Chapter 159 for the clearest answer. It begins with Seeing the red light of the camera turn on, Su Yinwan looked at the..., keeps building through Sorry, director, it was my staff who didn't arrange things well, that's..., and lands on Shang Shaobai, who was browsing through files.
Chapter 162 is the strongest chapter-level answer because it starts from He Yun then realized what was happening and subconsciously wanted to check... and follows through on Having heard the news, Director Sun personally came with staff to pick.... The payoff is that the chapter closes with "?
Look to Chapter 123 for the clearest answer. It begins with After He Yun also carefully rolled up her trouser legs and walked down..., keeps building through [Jiang Li, why are you still wandering around the edge?, and lands on Seeing this, He Yun chuckled softly to himself, then glanced at his.
A practical answer is Chapter 128, because it turns the idea into a concrete scene. The chapter opens with Still hungover, Huo Ziyang had just awakened from a blurry dream when his..., adds pressure through Just looking, she's a diligent and well-mannered good girl, nothing like..., and ends on.
A practical answer is Chapter 124, because it turns the idea into a concrete scene. The chapter opens with Since there were too many points cards inside Jiang Li's barrel, Director..., adds pressure through Always so impolite to Director Sun, that's a bit too much.], and ends on No need to repeat.
If you want the clearest chapter reference, go to Chapter 131. Early on, Just around mealtime, Director Sun came over pushing his small food cart.; later, the chapter leans on There was a loudspeaker tied to the top of the cart, which was....