Naruto might also seek revenge. Given his strong - willed nature, he wouldn't just let such a betrayal slide. He could start to gather his own strength and allies to take on Rias and those who were involved in the betrayal, which could lead to a whole new series of events in the fanfiction.
Naruto would likely be deeply hurt. He is a character who values friendship and loyalty highly. Being betrayed by someone he might have considered an ally like Rias would be a huge blow to his emotional state.
He may become more distrustful. After such a betrayal, it's natural for Naruto to have a hard time trusting others in the fanfiction world. This could change his relationships with other characters and how he approaches future situations.
Naruto would likely become very distrustful. After being betrayed by Rias, he would find it hard to trust anyone else in the Highschool DxD world. This could isolate him and make his journey much more difficult as he would be on his own without allies.
In this kind of fanfiction, Naruto might face a lot of challenges. Maybe Rias, for some reason, turns against Naruto. Naruto could find himself isolated and having to fight against Rias' forces. He would probably rely on his ninja skills and his strong will to survive.
Naruto would be devastated. He has always valued his friends highly, and their betrayal would shatter his world. He would likely feel a deep sense of loneliness and confusion. His self - confidence might take a huge hit as he wonders what he did wrong. For example, he might start doubting his own worth and his ability to make good relationships.
His reputation in the ninja world could be damaged. If Padme spreads false information or reveals his secrets, other ninja might view Naruto differently. They could see him as a liability or a threat. This could lead to him being isolated in the ninja community, and he might have to fight harder to prove himself again.
Naruto might be angry at first. He is not one to take betrayal lightly.
In this kind of fanfiction, it might happen because of a misunderstanding. Maybe Rias is misled by false information about Naruto. For example, some villains could fabricate lies about Naruto's intentions or actions, causing Rias to believe he's a threat and thus betray him.
He would likely feel a great sense of anger. Naruto has a strong will, and this betrayal would fuel his anger. He might be determined to find out the truth and get revenge on those who wronged him. At the same time, he would also be in deep pain. It's like losing the most important thing in his life. This emotional turmoil could lead to a change in his personality, making him more withdrawn and less optimistic than before.
Naruto would likely be extremely hurt at first. He values loyalty highly, and this betrayal would be a big blow to him. He might go into a state of shock and disbelief.
Naruto may be forced to fight in battles or do tasks that he doesn't want to do. His skills and powers could be misused by Rias for her own purposes. Also, his relationships with his friends in his own world might be affected as he is enslaved in another world. He may not be able to return to his home or communicate with his friends, which could cause a lot of emotional distress for him.
Naruto's power might also be affected. If he was betrayed, he could lose the will to fight or train. He might even start to doubt his own purpose. This could lead to a decline in his abilities, which in turn could put the village at risk if he was its main protector.