In a 'cheetara gets betrayed fanfiction', perhaps her closest friend reveals her secrets to her enemies. This could lead to her being in great danger as her foes now know her weaknesses. She might feel isolated and have to struggle alone to overcome the situation.
Well, often in such a 'ash gets betrayed fanfiction', the story might start with a seemingly normal day for Ash. Then, out of the blue, someone he trusts deeply, like Pikachu or one of his human friends, does something that he perceives as a betrayal. This could be something as simple as not believing in him during a crucial battle or siding with an enemy for a reason that's not clear to Ash at first. It can create a lot of emotional turmoil for Ash and make for a very engaging read.
Naruto would probably be very curious about Cheetara. He'd be asking her all sorts of questions about her world and her powers. Cheetara, on the other hand, would be cautious but also intrigued by Naruto's energy. They'd likely start off with some small exchanges, like Naruto showing off a simple ninjutsu trick and Cheetara demonstrating her speed. As time goes on, they'd become more comfortable with each other and start to joke around and support each other in different situations.
One possible reason for Ash getting betrayed in the fanfiction could be misinformation. A villain might spread false rumors about Ash, making his friends believe he has done something wrong. His friends, without verifying the truth, turn against him. It's a sad situation where lack of communication and trust plays a big role.
One common theme is trust. When Sonic is betrayed, it shatters the trust he had in his friends or allies. This often leads to a journey of rebuilding that trust or finding new trustworthy companions.
In 'Link Gets Betrayed' fanfictions, a frequent theme is isolation. After the betrayal, Link often feels alone and cut off from the world he once knew. Also, the theme of redemption can be seen in some stories. The betrayer might seek redemption later on. Additionally, there's the theme of growth. Link grows and becomes stronger, both mentally and physically, through the experience of betrayal.
A plotline might involve Ash being betrayed by a new acquaintance he meets on his journey. This person could pretend to be his friend, gain his trust, and then use that trust to steal his Pokémon or important items. Or perhaps Ash is betrayed by a Pokémon he just caught. The Pokémon could have been planted by an enemy trainer to spy on Ash and then turn on him at a crucial moment.
One common theme is the shattering of trust. When Percy gets betrayed, it's all about how that trust he had in someone is completely broken. This often leads to him feeling isolated and alone.
Percy would likely feel a great sense of hurt and confusion. He might question his own judgment in trusting Annabeth. He could become more withdrawn and less trusting of others in general.