One idea could be that Cat and Beck get lost in a magical forest during a theater production rehearsal. They encounter strange creatures that force them to rely on each other more than ever, strengthening their bond.
One idea could be a story where Beck and Andre collaborate on a unique musical project. They might face challenges like finding the right sound or dealing with creative differences, but in the end, they create a masterpiece.
One idea could be a cat girl who discovers she has special powers and has to use them to save her city from an evil villain. Another could be a cat girl falling in love with a human in a world where such relationships are frowned upon.
A possible plot is that the cat OC is a magical being from a different dimension. It gets lost in the Naruto universe and Naruto helps it. In return, the cat OC teaches Naruto some unique chakra - control techniques that it has from its own world, which gives Naruto an edge in battles.
One idea could be that Black Cat steals a valuable item, and Spiderman has to track her down. But when he finds her, they discover a bigger threat together and have to team up to stop it.
One idea could be that they initially panic about the pregnancy but then gradually grow excited as they start planning for the baby. They could face challenges like how to balance their careers and the upcoming parenthood.
One popular Beck cat fanfic could be 'The Adventures of Beck the Cat'. It might be about Beck's daily escapades in a magical world filled with talking animals. Another could be 'Beck's Mysterious Journey' where Beck goes on a quest to find a lost treasure. There's also the possibility of a heart - warming story like 'Beck's New Home' which details how Beck adapts to a new family and environment.
A territorial dispute could be another plot. Black Cat has been operating in a certain part of the city for a while, and Catwoman moves in. They start a battle of wits and skills to see who gets to claim the area as their own hunting ground for valuable items. This could involve a series of rooftop chases and close - quarter combat scenes in the city's seedy alleyways.
One plot idea could be that Catwoman and Black Cat team up to steal a valuable artifact that has been causing chaos in the criminal underworld. They start off as rivals, each with their own motives, but as they work together, they begin to respect and even like each other.
One idea could be a time - travel plot. For example, Ladybug and Cat Noir are sent back in time to when the Miraculouses were first created. They have to figure out how to get back to their own time while also protecting the secrets of the Miraculouses in the past. Another idea is a role - reversal. Maybe Ladybug loses her powers for a short time and Cat Noir has to step up even more and take on some of her traditional responsibilities. He could struggle with the different approach needed for leadership.
One idea could be that the cat girl maid has special powers that she uses to protect her master from a mysterious threat in the mansion. For example, she can transform into a more powerful feline form at night.