The curse mark can change their physical abilities. For Sasuke, it might enhance his speed and strength, but also make him more prone to losing control. Naruto, on the other hand, might develop new chakra - related powers because of his exposure to Sasuke's curse mark. For example, he could gain the ability to sense the curse mark's energy better.
The curse mark in the fanfiction could be a catalyst for fem Naruto's growth. It could bring out hidden aspects of her personality. Maybe it gives her access to new powers that she has to learn to control. This process of learning and the physical and mental changes caused by the mark would surely have a profound impact on her character development. She might become more cautious, as she realizes the potential danger of the mark, yet also more bold in her attempts to master it.
One interesting plot could be how the curse mark affects their relationship. Maybe Sasuke's curse mark starts to make him more aggressive towards Naruto, but Naruto is determined to save him from its dark influence. This could lead to some intense battles and emotional moments between them.
One interesting scenario could be Naruto struggling to control the power of the curse mark at first. He might accidentally lash out with its power during training, causing some chaos in the village. Another could be that the curse mark has some unexpected side effects, like changing his appearance slightly or giving him strange dreams that hint at the origin of the mark.
Naruto may become more cautious. With the curse mark, he realizes the power is dangerous and he has to be careful not to lose control. This makes him think twice before acting recklessly in battles.
In some fanfictions, the curse mark can initially drive a wedge between Naruto and Sasuke. Sasuke might become more withdrawn and brooding due to the power and dark influence of the curse mark. Naruto, on the other hand, would be worried about his friend but might not fully understand what Sasuke is going through. This could lead to some misunderstandings and arguments between them as Naruto tries to reach out while Sasuke pushes him away.
One interesting 'Naruto Gets Curse Mark' fanfiction could be where Naruto has to struggle to control the curse mark's power. He might face internal battles between his own will and the dark influence of the mark.
Well, without actually reading it, it could be about Naruko's journey after getting the curse mark. Maybe she has to struggle with the power it gives and the negative effects it has on her. She might face challenges from those who fear or want to use her new power.
I'm not sure specifically as there could be many different takes on it. But generally, it might involve Sakura getting a curse mark which could lead to her facing new challenges, perhaps having to deal with dark powers within her, and it could change her relationships with other characters as they might view her differently or she might have to struggle to control this new aspect of herself.