Perhaps Chat Noir gets separated from his Miraculous for a while and has to deal with being alone without his powers. He could be shunned by his friends who don't recognize him without his superhero guise, leading to a sense of isolation. Another possibility is that he discovers a dark secret about the Miraculous world that forces him to isolate himself to protect others from it.
One plotline could be that Ladybug has disappeared for some reason, leaving Chat Noir alone to protect Paris. He might struggle with the increased pressure and loneliness, doubting his abilities without his partner.
In a 'Chat Noir is Alone' fanfic, a possible plotline could be that he is somehow trapped in an alternate dimension all by himself. He has to find a way to get back to his own world while also dealing with the psychological toll of being alone. He might encounter strange creatures or challenges that test his willpower. Additionally, he could have flashbacks to his time with Ladybug and the other heroes, which both comfort and torment him as he tries to escape his solitude.
Yes, there are likely several 'Chat Noir is Alone' fanfics out there. You can start by looking on popular fanfic platforms like Archive of Our Own (AO3). Just type in 'Chat Noir is Alone' in the search bar and it should bring up relevant stories.
One possible plot could be that Chat Noir uses his singing to charm an enemy. He might sing a song that has some sort of magical effect, putting the bad guy in a trance or making them feel emotions that stop them from attacking.
One possible plotline could be that he's tricked by a powerful villain. Maybe the villain uses some dark magic to cloud Chat Noir's judgment. For example, they could make him believe that Ladybug has betrayed him, so in his anger and confusion, he turns evil. He might start using his powers for wrongdoings instead of protecting Paris.
One possibility is that his father could be an older, more experienced superhero. Maybe he was a hero in the past and has been in hiding or something, and now he comes back to reunite with Chat Noir.
Chat Noir is often extremely helpful in fanfics. He uses his superpowers like cataclysm to protect the city and the people he cares about. For example, in many fanfics, he might save a civilian from a falling building by using his agility and acrobatic skills. His helpful nature also extends to his relationships, as he is always there to support Ladybug, whether it's in battles or in dealing with personal issues.
Well, perhaps Chat Noir got seriously injured during a fight with a powerful akumatized villain. His partner Ladybug might be worried sick as she rushes him to the hospital. Maybe his identity is at risk of being revealed there too.
A Chat Noir 'Meaning of a Hero' fanfic could be about exploring the deeper significance of Chat Noir being a hero. It might delve into his self - sacrifice, his loyalty to Ladybug and Paris. For example, it could show how he overcomes his personal fears to protect the city, like when facing akumatized villains who are much stronger than him.
Maybe Chat Noir is betrayed by his friends. This could push him to the dark side. He might start to question his values and the side he has been fighting for all along.
Well, the fanfic could explore Chat Noir's internal struggle. He already is a hero, but he wants to be more. Maybe he gets tired of being in Ladybug's shadow. So, he sets out on a journey to find his own identity as a hero. He starts by helping the citizens of Paris in small ways, like rescuing kittens from trees or helping old ladies cross the street. But then, he discovers a dark plot by an evil organization. He uses his charm, wits, and superpowers to infiltrate the group and expose their plans, proving himself as a great hero.
In a fanfic about Chat Noir fighting for control, it could be about his struggle with his own emotions. He might be falling in love with Ladybug too deeply and it starts to cloud his judgment during battles. So he has to fight to regain control over his feelings and focus on their mission to protect Paris. This internal fight could lead to some interesting character development, like him becoming more mature and better at handling complex emotions.