Well, a really cool plot could be that there is a strange virus that is affecting both humans and plants. Spider - Man is trying to find a cure for the humans while Poison Ivy is trying to save the plants. At first, they are at odds with each other because they think the other is getting in the way. But then they realize that the virus is part of a bigger conspiracy. So they join forces, using Spider - Man's agility and intelligence and Poison Ivy's knowledge of plants to track down the source of the virus and create a cure that will save both species.
A plot idea might involve Spider - Man getting caught in one of Poison Ivy's traps and she decides to use him as bait to lure other superheroes. But as time passes, she starts to see that Spider - Man is different from the others she has dealt with. He tries to convince her that there are better ways to protect the plants than her extreme methods. So they end up in a sort of uneasy alliance where they work together to find a solution that benefits both plants and people.
One idea could be that Spider - Man has to stop Poison Ivy from taking over the city's botanical gardens and using the plants there to create a giant mutant plant monster. Another could be a story where Poison Ivy is actually being controlled by a new villain and Spider - Man has to figure out how to free her and stop the real threat. Maybe they could team up against a common enemy that is polluting the city and harming both humans and plants.
In a Spider - Man and Poison Ivy lemon fanfiction, the plot might revolve around a strange experiment gone wrong. Let's say a mad scientist creates a new type of plant - based mutagen that affects both Poison Ivy and Spider - Man in unexpected ways. Poison Ivy's powers become more uncontrollable, and Spider - Man starts to develop some plant - like abilities. They are forced to team up to find a cure. As they search, they grow closer. The 'lemon' aspect could be woven into their journey as they rely on each other more and more. There could be moments where they are in a secluded forest, trying to figure out the next step, and their feelings for each other surface. Their relationship could then be a source of conflict as well, as Spider - Man's friends and allies might not trust Poison Ivy, and she might have her own doubts about being with a superhero.
A possible plot in Poison Ivy vs Batman fanfiction is that Poison Ivy creates a massive garden in the middle of Gotham that starts to overtake the city. Batman is torn between respecting her love for nature and protecting the city. He tries to negotiate with her, but she refuses to budge. This leads to a series of battles and chases as Batman tries to find a way to either relocate the garden or find a compromise. Another idea could be that Poison Ivy discovers Batman's secret identity and uses it to blackmail him into helping her with her environmental goals, which Batman resists, creating a tense stand - off between them.
Well, a plot could revolve around Poison Ivy being accidentally awakened from a long slumber in the 'Batman Beyond' era. She finds that the world has changed so much that she's almost an alien in it. However, her powers start to mutate in strange ways due to the new environmental factors. Batman Beyond has to figure out how to stop her while also trying to understand what's causing these changes in her. It could also be that she has a connection to a new bio - tech company in Gotham and is using their resources to spread her plants in a more insidious way.
Another plot could be that they have a child who has a unique combination of their powers. This child becomes a target for those who want to use its powers for evil or those who fear its potential. Batman and Poison Ivy then have to protect their family while also dealing with the challenges of being a married couple with very different backgrounds and moral compasses.
One plot idea could be that Joker, in his own twisted way, tries to use Poison Ivy's plants to carry out a new scheme in Gotham. But Poison Ivy, being no fool, has her own plans and uses the situation to try and turn Joker into a more nature - loving criminal. Maybe she makes his hideouts overgrown with her plants until he starts to see things her way.
One plot could involve Poison Ivy being kidnapped by a new, unknown villain in Arkham. This villain wants to use her powers for their own evil plans. Batman then has to team up with some of Ivy's plant minions (who have a limited form of sentience) to rescue her. During the rescue, we could see a different side of Batman as he tries to understand and communicate with the plant creatures.
A plot could involve Poison Ivy using her powers to create a dream - like state for Batman. In this state, he sees a Gotham where nature and the city co - exist peacefully, which is Ivy's vision. But he also starts to see how he could fit into this world. Meanwhile, outside of the dream, Ivy is protecting Batman from other villains who see his vulnerable state as an opportunity to attack. As he wakes up, he has a new perspective on Ivy and their relationship changes.
Well, a plot might involve Poison Ivy falling in love with Robin in a strange way. She tries to seduce him not just for her own gain but because she actually develops feelings. Batman, of course, sees this as a major threat and tries to separate them. Meanwhile, Poison Ivy's plants start to act out in strange ways due to her mixed emotions. Some plants become protectors of Robin while others are still under her full control and are used to attack Batman. This would create a complex dynamic between the three characters.
One idea could be that Batman tries to resist Poison Ivy's allure in a more comical way. Maybe she uses her powers to make him dance instead of the usual mind - controlling for evil deeds. Another could be that they form an unlikely alliance against a greater threat, and during their time together, there are some humorous misunderstandings because of Poison Ivy's unique personality.
A Spider - Man and Poison Ivy lemon fanfiction could be full of drama. Since Spider - Man has his own set of moral codes and Poison Ivy has her own motives related to nature and her vendetta against humanity in some versions. Their interaction in a fanfiction could lead to some intense scenes. For example, Spider - Man might be initially repelled by Poison Ivy's methods but gradually find himself attracted to her passion for nature. And Poison Ivy could see Spider - Man as a new target, either to manipulate or to truly fall in love with. It's a wild concept that can go in many different directions depending on the writer's imagination.