Fanfiction about Batman's adopted daughter: What are some interesting plot ideas?

One idea could be that Batman has to protect his baby daughter from his rogues gallery who see her as a way to get to him. For example, the Joker might try to kidnap her in a really twisted plan.

One idea could be that Batman's daughter discovers her father's identity by accident while snooping around the Batcave. She then decides to secretly train herself to be a vigilante, much to Batman's initial dismay but eventual pride.

Another plot could be that Naruto's adopted mother is secretly related to one of the main antagonists. She has to hide this fact from Naruto while also trying to guide him to be a great ninja. This creates a lot of internal conflict for her and also adds an interesting layer of mystery to the story as Naruto might start to notice some strange behavior from her.

One plot idea could be that Batman fails to save a key ally like Commissioner Gordon from a major villain's attack. This makes him break down and cry as he feels he has let Gotham down. Another could be that he discovers some dark secret from his past that he had repressed, and the shock and guilt cause him to cry. For example, if he found out that his actions in the past unknowingly led to the creation of a new and more dangerous criminal.

One idea could be that Batman's identity is revealed to the public due to a high - tech gadget malfunction. For example, his Bat - signal projector suddenly starts projecting his face instead of the bat symbol. Another plot could involve a villain using mind - control on Alfred, who then accidentally reveals Batman's identity to the wrong people. Maybe a young journalist discovers some very subtle clues and pieces them together to figure out Batman is Bruce Wayne, and then has to decide what to do with that information.

Another plot could be that Naruto is adopted by an older ninja who has retired from active duty. This ninja has a lot of wisdom and secrets. Under his guidance, Naruto discovers a new power within himself that was hidden all along.

Perhaps his adopted mother is a Muggle with a special connection to the magical world. She raises Harry in a Muggle - like environment but also imparts some ancient magical wisdom she's inherited. This would create an interesting dynamic where Harry has to balance his two different worlds even more so than in the original story.

One idea could be that the adopted character has a special power that the Avengers initially don't understand. This power could be something like the ability to communicate with animals, which helps them during a mission where they need to track a villain through a forest. Another could be that the character has a connection to an ancient artifact that the Avengers are also interested in for some reason, and this connection leads to a series of adventures.

One idea could be that the main character, after being adopted by aliens, discovers they have a special power that is crucial for the survival of the alien race. Another could be that the character has to adapt to the strange alien customs and family structure while also trying to find a way back to Earth. Maybe they also form an unexpected friendship with an alien outcast.

One idea could be that the main character discovers they have magical powers that are different from the witch's. For example, they can control time in a unique way while the witch mainly deals with nature magic. Another plot could involve the main character being adopted into a witch family and having to learn their ways to fit in, like attending a magical school for witches and warlocks where they face challenges from other students who are skeptical of an outsider joining. Also, perhaps the main character is adopted by the witch to fulfill a prophecy, and they have to figure out what that prophecy means and how to fulfill it while dealing with the normal struggles of growing up in a magical world.