One possible plot could be that Peter, after some tragic event that makes him lose faith in the justice system and superhero code, decides to take matters into his own hands in a more extreme way and becomes an assassin. He might target those who he believes are getting away with crimes that the law can't touch.
Perhaps Peter Parker discovers a parallel world where he was never the friendly neighborhood Spider - Man but instead was trained from a young age to be an assassin. He then has to navigate this new identity in his own world. He might use his spider - like abilities in unique and deadly ways, and there could be a lot of internal conflict as he battles between his natural inclination towards good and the assassin - like mindset he has adopted. There could also be a sub - plot where other superheroes or villains try to either stop him or recruit him for their own purposes.
There might be. Fanfiction writers like to explore different 'what - if' scenarios. So it's not surprising that someone would write a story where Peter Parker becomes an assassin. It could involve a lot of character development where Peter's values are put to the test and he has to make some tough choices that are more in line with an assassin's life rather than a superhero's.
Maybe in this fanfiction, Peter's mutation into Spider is caused by some new and experimental Oscorp technology. The process is different from how he originally got his powers. As he mutates, he starts to lose some of his human memories and instincts, becoming more primal like a spider. His relationship with Aunt May would become very strained as she tries to understand what's happening to her nephew. Meanwhile, he has to face off against new enemies that are specifically attracted to his new spider - like form, thinking he's some kind of new prey or threat in the city.
One possible plot could be that Peter has lost his home due to some financial difficulties or perhaps after a villain attack destroys his place. He has to use his Spider - Man skills to survive on the streets. He might start by finding safe places to sleep at night, like on rooftops where he can also keep an eye out for trouble. Maybe he befriends some street kids and protects them from local thugs, all while trying to keep his identity a secret.
One possible plot could be Peter struggling to keep his identity as Spider - Man a secret while also dealing with the challenges of Tourettes. For example, he might have to be extra careful during battles so that his tics don't give him away.
In a 'Peter Parker Funeral' fanfiction, the story might start with the discovery of Peter's death. It could be due to a powerful villain finally getting the upper hand. His Aunt May is heartbroken. The funeral could be a very private affair, with only his closest friends and family. But as the news spreads, the whole city starts to remember Spider - Man's deeds. There could be a lot of flashbacks in the fanfiction, showing how Peter grew into the hero he was.
One possible plot could be that Peter Parker is experimented on by some villain who wants to create chaos. The experiment goes wrong and it starts to mess with his mind, turning him into a Joker - like figure. He then starts to cause mayhem in New York City, using his spider - powers in ways that are more for destruction and amusement rather than heroism. His friends and family are shocked and try to figure out what happened to him and how to bring him back to his normal self.
One possible plot could be that Peter discovers he has Asgardian blood through some magical accident. He then starts to have visions of Asgard and is eventually drawn there. Once in Asgard, he has to prove himself worthy, just like Thor did with Mjolnir, but with his own unique set of skills as Spider - Man.
Well, it could be about Peter Parker getting trapped in subspace while on a mission. He might encounter strange entities there that he has to outwit to find his way back. Maybe he discovers some new powers or abilities while in subspace that help him in future battles in the normal world.
A plot could involve Peter going on a long - distance mission with the Avengers. They're in a quinjet or some other vehicle. Peter starts feeling carsick because of the unfamiliar motion. His carsickness becomes a bit of a problem during the mission as it affects his performance. So, the other Avengers have to figure out how to deal with it while also handling the mission at hand. It could add a touch of humor and a new dynamic to the story.
Well, the plot could involve Peter Parker using his scientific knowledge to create a revolutionary product that makes him extremely wealthy overnight. With his new wealth, he decides to fund various projects in New York to fight crime more effectively. He might also face new enemies who are after his money or try to use his wealth for their own evil purposes. And his personal life would change too, as he'd be living a more luxurious lifestyle while still trying to keep his identity as Spider - Man a secret.