Isolation is also a theme. The Joker is usually a very isolated character, and when he falls in love, it's about how he deals with this new connection and whether he can break out of his self - imposed isolation. Also, the theme of sacrifice often comes up. He may have to sacrifice his old ways or face difficult choices to keep the person he loves safe.
Their relationship could develop through shared experiences. For example, they could go on heists together and during those times, Joker could start to see Harley in a different light. He might notice her intelligence and loyalty more and more.
One popular 'Joker falls in love fanfiction' is 'Love in the Asylum'. It portrays the Joker in a different light as he discovers new emotions while falling for a fellow asylum inmate. The story delves deep into the psychological aspects of the Joker's character and how love can both heal and destroy someone like him.
A third plot could involve an external force trying to break them apart. Maybe a rival criminal or a vigilante realizes that Harley is Joker's weakness and tries to use that to their advantage. This would force Joker and Harley to work together in a new way to stay together and fight off the threat.
One great fanfiction with this plot is 'A Different Sort of Magic'. It beautifully weaves the story of Severus falling for Hermione. It shows how their relationship develops gradually over time, with Hermione seeing the different sides of Severus.
One possible analysis is that in many such fanfictions, the development of their relationship often draws on the existing chemistry from the original 'Harry Potter' series. Writers might explore how Harry's feelings gradually shift towards Ginny, perhaps starting from his realization of her as more than just Ron's sister. For example, they could focus on moments where Ginny shows her bravery and independence, which are traits Harry admires.
One possible scenario in this fanfiction could be that Voldemort's love for Harry completely changes his character. His love might make him question his dark path and the evil deeds he has done. It could lead to a complex internal struggle within him as he tries to reconcile his newfound feelings with his long - held beliefs of power and domination.
In fanfiction, Zuko falling in love with Katara often brings a fresh dynamic. It can show a different side of Zuko's character, as his love for Katara might make him more vulnerable and empathetic. This relationship can also add depth to Katara's character as she navigates her feelings towards someone who was once an enemy.
In a fanfiction about Percy falling in love with Aphrodite, it would be a story full of drama. Aphrodite is a complex character, and Percy's love for her could be both a curse and a blessing. He might be attracted to her beauty and allure at first. But then he would have to deal with the jealousy of other gods and the expectations that come with being in a relationship with a powerful goddess. Also, his friends might not understand his choice, which could create rifts in his relationships.
One interesting Draco falls in love with Harry fanfiction is 'Harmony of Opposites'. In this story, the author does a great job of gradually developing their relationship. It starts with Draco being forced to work with Harry on a school project. At first, they're at odds, but as time goes on, Draco realizes his feelings are changing. The story is full of tension and sweet moments that really draw you in.