A great plot idea could be that Aunt May is in danger because an old enemy of Spiderman's figures out that she is important to him. So Spiderman has to use all his skills to protect her. Another could be that Aunt May, being the kind - hearted person she is, tries to help a reformed villain and this gets her into trouble, and of course, Spiderman has to come to the rescue. There could also be a story where Aunt May has a premonition about a big threat coming to the city and she tries to convince Spiderman to take it seriously before it's too late.
Well, a plot could be that Aunt May starts to suspect Peter is Spiderman when he keeps coming home with strange bruises and excuses. She then decides to follow him one day and witnesses him in action. Another interesting plot would be if Aunt May was given some sort of superpower temporarily and she and Spiderman have to work together to stop a villain who is targeting the people they love. And also, there could be a story where Aunt May is visited by an old friend from her past who has a connection to Spiderman's origin and she has to decide whether to tell Peter or not.
One idea could be Aunt May discovers Peter's identity as Spiderman in a very unexpected way, like she accidentally finds his suit while cleaning. Another could be Aunt May getting kidnapped and Spiderman has to save her without revealing his identity to the bad guys. Or perhaps Aunt May teams up with Spiderman in a community project that turns into a fight against a small - time villain who is causing trouble in their neighborhood.
One idea could be Aunt May discovers Peter's identity as Spiderman in a very unexpected way, like she accidentally finds his suit while cleaning his room. Another could be a story where Spiderman has to protect Aunt May from a villain who specifically targets her to get to him.
Maybe Psylocke gets lost in a dimension where Spiderman is the only one who can help her get back. During their journey, they learn about each other's powers and personal struggles, and in the end, their friendship deepens. Spiderman could use his scientific knowledge along with Psylocke's psychic powers to find a way out of the strange dimension.
One idea could be a story where Spiderman has to team up with his greatest enemies to fight a new, more powerful threat from outer space. This would force him to put aside his differences and find common ground with the likes of Doctor Octopus and Green Goblin.
Maybe a plot where Spider - Man has to face a new villain who has the power to manipulate time. This would make for some really interesting battles and strategic thinking on Spider - Man's part. He would have to find a way to defeat the villain without getting caught in the time - warping chaos. Also, a story about Spider - Man traveling to an alternate dimension where his powers work differently could be cool.
One idea could be that the chubby Spiderman has a hard time swinging between buildings due to his extra weight, so he has to come up with new ways to move around the city. Maybe he invents some sort of web - enhanced jetpack. Another plot could involve him being bullied because of his appearance, but then he uses his intelligence and superpowers to prove his worth. For example, he could solve a big scientific mystery that even the smartest minds in the city couldn't crack.
One plot idea could be that Aunt May discovers Spider - Man's identity in a very emotional moment. Maybe she stumbles upon his suit while cleaning his room. Then, instead of being angry, she becomes his confidant and helps him with his superhero duties in a more hands - on way, like creating special first - aid kits for his battles.
One idea could be that Spiderman gets transported to the DC universe due to a multiverse glitch. He teams up with Batman to stop a villain who has stolen technology from both universes. Another could be that Peter Parker goes to Metropolis for a science fair and accidentally gets involved in a battle between Superman and Lex Luthor, using his Spidey - sense and skills to help Superman.
Maybe in this fanfic, there's a multiverse crisis that causes parts of New York in the Marvel universe to merge with Gotham in the DC universe. Spiderman and Superman meet and initially have a bit of a misunderstanding due to their different ways of handling things. But then they realize they need to work together to separate the two cities again. Spiderman could use his webs to help Superman contain some of the chaos while Superman uses his strength to move large structures that are in the way.
One idea could be that Spider - Man tries to form his own group of heroes who are neutral in the Civil War. They could be a sort of mediator between Captain America and Iron Man's sides. For example, he recruits some lesser - known heroes like Daredevil or Jessica Jones.
One plot idea could be that Spiderman and Mantis team up to fight a new villain in the city. Mantis uses her empathic abilities to sense the villain's motives, while Spiderman uses his webs and strength to physically combat the foe. Another could be a story where they get accidentally transported to an alternate dimension and have to work together to find their way back home. They might face strange new enemies and allies in this dimension.