One idea could be a fanfic where Torchwood has to deal with an alien invasion that targets Earth's power sources. They'd have to use their unique skills and technology to stop it.
Another interesting fanfic could be set in an alternate universe where Torchwood is a public organization instead of a secret one. This would change the dynamics of how they operate and interact with the public.
A torchwood fanfic could focus on the backstory of one of the characters, like Owen. Maybe explore his life before joining Torchwood and how it shaped his character within the team.
One idea could be that they team up to face a new alien threat that is beyond what either of them has faced alone. Maybe an alien that can manipulate time in ways that disrupt the fabric of reality. Another could be a story where the Doctor and the Torchwood team have a clash of ideologies at first regarding how to handle a situation with a lost alien civilization on Earth, but then they learn from each other.
One idea could be that the characters from Torchwood and Arrow team up to fight a common enemy that has some sort of interdimensional powers. Maybe a villain from Arrow's world has found a way to access Torchwood's technology and is using it for evil, and the two groups have to combine their skills to stop it.
One interesting torchwood fanfiction could be the ones that explore the backstories of the characters in more depth. For example, a story might focus on Owen's life before joining Torchwood and how his experiences shaped his somewhat cynical personality. Another type could be the alternate universe stories, where the events in the original series take a different turn. Maybe in one, Captain Jack doesn't die as often and how that changes the dynamics of the team.
There might be a fanfiction where Rose joins Torchwood on a mission to a parallel universe. In this story, she could bring her perspective from different dimensions and time travels, and together with Torchwood, they have to deal with the differences and similarities between the two universes while facing some common threats.
Well, in '1984 fanfic', one interesting idea could be exploring different endings. Maybe the main character manages to overthrow the totalitarian regime in a way not shown in the original. Another could be delving deeper into the relationships between characters that were only hinted at in '1984'. For example, the relationship between Winston and Julia could be explored further, like what if they had a chance to start a real family in a post - Big Brother world.
Another popular one is 'Slow Decay'. It explores the darker side of Torchwood and the moral dilemmas the team often faces. The complex characters and the engaging storyline make it a favorite among many Torchwood fans.
Well, one possibility is that Harry could use his magical skills to help Torchwood deal with otherworldly threats. For example, he might use spells to contain alien creatures that Torchwood has captured. Maybe he'd be the one to figure out how to close a portal that was opened by some malevolent alien force, using his knowledge of magic which is completely new to the Torchwood team.
Sure. 'Another Life' is a great Torchwood novel. It delves deeper into the characters and their relationships within the Torchwood universe.
A kyman fanfic could explore the idea of them getting lost in a mysterious forest during a camping trip. As they try to find their way out, they face various challenges that make them see each other in a new light. Or perhaps a story where they both enter a video game world and have to team up to defeat the final boss. In this world, their usual animosity is put aside as they focus on the game objective.
One idea could be to explore an alternate timeline where Ichigo never became a Soul Reaper. Maybe he lives a normal life, but strange spiritual events still occur around him, drawing him into the world of the Hollows and Soul Reapers in a different way. Another idea is to focus on a side character, like Uryu, and tell a story from his perspective during a major arc that we didn't see much of in the original series. For example, his experiences during the Arrancar arc when he was off on his own missions.