Harley Quinn's age can vary depending on the specific storyline and interpretation. But typically, she's depicted as being in her late twenties or early thirties.
The Joker is also an important character. He has a major influence on Harley's life, as he was the one who led her down the path of villainy in the first place. Their relationship is a key part of the story.
Yes, there are many. You can find some on popular fanfiction websites like Archive of Our Own. Some explore Harley's complex relationship with Batman, often delving into her chaotic nature and how it interacts with Batman's sense of justice.
In the main DC Comics storyline, the Joker and Harley Quinn did not have any children. Their relationship was complex but didn't involve having a family together.
The exploration of themes like madness, love, and redemption also contribute. Harley Quinn's journey through these themes makes her relatable in some ways, as we all have our own internal struggles, and her story is one of growth and change in the context of a crazy DC Universe.
One plot idea could be that the OC is a new villain in Gotham. Harley Quinn becomes yandere for the OC because of their unique style of chaos. She starts to stalk the OC, leaving little gifts that are both disturbing and endearing, like a dead bird with a love note.
For Harley, her yandere trait could develop as a result of her constantly being betrayed in her past relationships. When she meets the OC, she sees them as someone she can finally have complete control over, so she becomes overprotective and possessive.
There are several. The theme of obsession is frequently seen. Harley's obsession with Batman is a big part of their relationship in fanfiction. Also, the idea of Batman being a source of stability or hope for Harley in some stories. And the exploration of their shared Gotham city, how their relationship is affected by the city's dark and dangerous environment.
Yes, it's possible in some alternate interpretations. In the complex DC universe, Harley Quinn's character has a lot of room for different relationships. She has a fascination with the Batman which could potentially develop into a love story, although it would be a very chaotic and complex one given their different moral stances and the history of Harley Quinn's association with the Joker.