It might draw inspiration from the themes or characters of 'Boku no Hero' to create a unique story. Maybe there are parallels or crossovers that make the connection.
The Boku no Hero manga is finished. It reached its conclusion after a successful run, leaving fans with a complete narrative and memories of an exciting journey.
One popular idea could be creating an alternate origin story for a character. For example, giving Deku a different quirk acquisition experience that still leads to his growth as a hero.
It could be Midoriya. Imagine Midoriya getting access to Iron Man's technology. He's already a determined and intelligent hero - in - training, and with Iron Man's tech, he could become even more powerful. He might struggle at first to adapt to the new technology, but his strong will would drive him to master it and use it to protect others in new and exciting ways.
I really like 'boku no hero academia shouko fanfic'. The character Shouko is often portrayed in interesting ways in these fanfics. Some fanfics focus on her relationships with other characters from the series, which can add new depth to the overall story. For example, her interactions with the main protagonist can be really heart - warming or full of tension, depending on the writer's take.
A cool plot could be that a villain in the Boku no hero world steals Iron Man's technology and starts creating chaos. The heroes then have to figure out how to stop the villain while also dealing with the unfamiliar technology. Or perhaps a young inventor in the Boku no hero world idolizes Iron Man and tries to recreate his suits, but with a twist related to quirks. This could lead to a story about the young inventor's journey, from being an unknown to becoming a key figure in fighting crime with their unique Iron Man - inspired creations.
First, you need to choose a concept. It could be something as simple as focusing on a side character and expanding their story. Then, do some research on the existing lore and characters in 'boku no hero' to make sure your ideas fit within the universe.