You can start by looking on fanfiction websites like Archive of Our Own (AO3). There are a large number of fanfiction pieces there, and you can search specifically for female Miles Morales fanfiction using the search bar. Just type in 'female Miles Morales' and you'll get a list of relevant stories.
Another place could be Wattpad. Many fans post their own works on Wattpad, and it's likely that there are some great female Miles Morales fanfictions among them. You might have to do a bit more digging as the search functionality might not be as refined as on AO3, but it's still a good resource.
A practical answer is Chapter 212, because it turns the idea into a concrete scene. The chapter opens with Although she appeared outwardly flattered, in fact, her heart was already..., adds pressure through Could it be that the sister's anti-fan who cursed her on Weibo was Jiang..., and ends on.
Chapter 261 is the strongest chapter-level answer because it starts from The village chief's eyes nearly popped out after he heard the whole story. and follows through on Is it necessary to be so guarded against me?.
The best chapter pointer here is Chapter 258, "Explosive! Jiang Li and Director Sun Are Having an Affair!". It opens with Just when everyone in the livestream room was immersed in the lively and... and closes on Is Jiang Li really having an affair with Director Sun?] "[What the hell?.
Look to Chapter 230 for the clearest answer. It begins with Shang Shaojing's expression wasn't looking too good either., keeps building through He had always been the winner in any field, and there had never been an..., and lands on If he knew that your stepmother was secretly prompting you.
Look to Chapter 237 for the clearest answer. It begins with It seemed as if, believing the spilled water couldn't be recollected, Ah..., keeps building through Why did I do this?" "Senior, have you forgotten your own glory?" "I..., and lands on The netizens responded in chorus, and no one insisted.
Look to Chapter 216 for the clearest answer. It begins with The production team also took advantage of the situation to start an..., keeps building through The enthusiasm has not dwindled over time., and lands on However, the next second, He Yun, who had hardly ever spoken to him,....
Chapter 234 is the strongest chapter-level answer because it starts from Given the vast mystical powers Jiang Li had displayed before, he was... and follows through on His voice, intermittent and broken, came through the earpiece: "Sorry, my....
A practical answer is Chapter 252, because it turns the idea into a concrete scene. The chapter opens with In fact, Jiang Yan's shirtless appearance this time was entirely Jiang..., adds pressure through They are all sitting in front of the screen watching you now." Jiang Li..., and ends on Aren't.
If you want the clearest chapter reference, go to Chapter 246. Early on, At that moment, not only Su Yinwan but also Shang Shaojing's complexion...; later, the chapter leans on Beside them, Shu Yan wore the shocked expression of someone who had got....
Chapter 220 is the strongest chapter-level answer because it starts from I know everyone has many questions, and I'm here to answer them one by... and follows through on However, Su Yinwan and Shang Shaojing weren't particularly attentive to....