At first, it might start with Iruka showing simple kindness to Naruto, like making sure he has enough to eat. As time goes on, Naruto starts to see Iruka as a father figure. He looks up to Iruka and wants to make him proud.
The main characters are usually Naruto and Iruka. Naruto is the young ninja with a big heart and a lot of potential. Iruka is the kind - hearted teacher who has a special bond with Naruto. Sometimes, other characters from the Naruto universe might also be involved, like Kakashi who could be a friend to their 'family' in the fanfiction.
Iruka can be a great source of emotional support. He can listen to Naruto and his family's problems and offer advice based on his own experiences. For example, when Naruto is stressed about his Hokage duties, Iruka can remind him of how far he has come and that he can handle it. Also, Iruka can teach Naruto's kids things that Naruto might not have time for, like the history of the village in more detail.
In some Naruto Iruka family fanfictions, the story could be set in an alternate universe. Maybe in this universe, Naruto is not an orphan and Iruka is his uncle. They have a very different dynamic compared to the original series. They could be involved in some sort of family business related to the ninja world, like running a ninja academy together or something like that.
One interesting plotline could be Iruka officially adopting Naruto. It would show how Iruka helps Naruto grow in a more family - like environment. For example, Iruka could teach Naruto about their family traditions and values.
One scenario could be when some villagers start to be mean to Naruto. Iruka steps in and scolds them, telling them Naruto is just a kid. Another could be during a training exercise that gets a bit too dangerous for Naruto, and Iruka quickly intervenes.
It also improves Naruto's skills a great deal. He becomes better at combat and using his ninja techniques. For example, his Rasengan might be more powerful or more easily controllable after Iruka's training. Moreover, Naruto's confidence grows under Iruka's guidance. He no longer doubts himself as much and is more willing to take on challenges.
Physically, Iruka takes care of Naruto's symptoms. If Naruto has a cough, Iruka might make him herbal tea to soothe his throat. If Naruto has a fever, he uses cold compresses to bring the temperature down. He monitors Naruto's condition closely and adjusts his care accordingly, making sure Naruto is on the road to recovery as quickly as possible.
Well, in the fanfiction, Iruka may be protective by constantly checking on Naruto's well - being. He could ensure Naruto has enough to eat, is getting proper training, and is not being bullied by other villagers. He might also be protective in the sense that he gives Naruto extra attention and guidance in his ninja training, more so than he would for other students.
Initially, Naruto might be a bit hesitant to fully embrace this new family situation. But Iruka's kindness and Anko's enthusiasm would gradually break down his walls. Iruka would continue to be Naruto's academic and moral guide, as he always has been. Anko would introduce Naruto to a more carefree and adventurous side of life. They would have family outings, training sessions together. As Naruto grows, he would start to understand the value of having them in his life, and they would be proud of his every achievement, forging a deep and loving bond.