At first, Naruto would be shocked. He might be angry at Hinata for slapping him. But then he would start to think about why she did it. If he realizes his mistake, he could become more cautious around her. Hinata, on the other hand, would probably feel a bit guilty for slapping him, but also relieved that she got her feelings out.
The relationship could become strained for a while. Naruto might avoid Hinata, not really knowing how to handle the situation. Hinata would be worried that she has completely ruined their friendship. However, as time passes, they might have a conversation where they clear the air and actually grow closer because they understand each other's feelings better.
The relationship would likely become more intimate. They'd have more time to just be with each other, sharing their thoughts and feelings without any rush. For example, they could have long conversations at night before going to sleep.
Hinata might be shocked at first. She has always adored Naruto, and this sudden act of aggression from him would leave her stunned and unable to process it immediately.
In this fanfic, their relationship will change in many ways. Hinata moving in with Naruto means they'll be sharing a living space. This will lead to them sharing their hopes, fears, and secrets. Naruto will be able to comfort Hinata during her tough times, and Hinata will be there for Naruto when he has nightmares about his past. They'll also start to develop new traditions together, like having a special dinner every Friday night or going for a walk in the forest on Sundays.
If Naruto slaps Ino, initially there would be a lot of tension. Ino would be shocked and angry. She might even hold a grudge against Naruto for a while. However, if Naruto realizes his mistake quickly and sincerely apologizes, Ino might come to respect him more for his honesty. Their relationship could become more complex, with Ino seeing Naruto as more than just the goofy ninja she used to know.
At first, Naruto might be a bit shocked when he finds out about Hinata's hanyou side. But then he would start to see her in a new light. He could encourage her to be more confident in herself, which would deepen their bond.
Their relationship could develop through shared experiences. For instance, they might volunteer together to help the orphaned children in the village. This would bring them closer as they both have a soft spot for kids. Naruto, being an orphan himself, and Hinata, who is very nurturing.
The Pain Invasion is a turning point for their relationship in fanfiction. Before, Naruto was mostly oblivious to Hinata's feelings. But after, he starts to notice the little things about her. Hinata, who was always shy, becomes a bit bolder in her interactions with Naruto. She might even give him small gifts or tokens of her affection. Naruto, in turn, begins to seek her company more. He might go to her for advice or just to have a quiet moment. Their relationship evolves from a one - sided admiration on Hinata's part to a mutual understanding and the start of something deeper, like a budding romance or at least a very strong friendship.
Their relationship would likely become even stronger. With Naruto as Hokage, Hinata would be more in the public eye as his partner. They would have to rely on each other more for emotional support in the face of the high - pressure situation of leading the village.
Their relationship would likely become even more intimate. Naruto would be more protective of Hinata. He would constantly be by her side, making sure she's safe and comfortable. Hinata, on the other hand, would rely on Naruto more, sharing her fears and joys about the pregnancy with him.
Their relationship would likely become more interdependent. As Jinchuuriki, they would have to rely on each other for support and understanding. For instance, they might train together more often to master their powers, which would bring them closer.