The ending of the Shikimori manga is quite satisfying. The main characters reach a conclusion that feels right for their journey, and loose ends are neatly tied up.
Their relationship could develop through mutual understanding. Naruto's open - hearted nature would help Izumi open up more. Izumi, in turn, would support Naruto in his duties as a village hero. They might start by sharing small things like their favorite foods and gradually move on to deeper conversations about their dreams and fears.
He would be super excited. Zuko would probably be right there on the floor with Izumi, coaxing her to take those first steps. He might hold out a small, shiny object from the Fire Nation as an incentive.
I'm not sure about a specific one. But you can try looking on fanfiction websites like Archive of Our Own. There might be some well - written stories about Itachi and Izumi in that kind of situation.
One common theme could be the challenges they face as a couple with an upcoming baby. Maybe dealing with the secrecy in Itachi's life given his situation in the Naruto story. Another could be their relationship development during the pregnancy, like how they support each other.
One common theme could be their relationship exploration. Since they are the main characters, many fanfictions might delve into how they get closer and understand each other on a deeper level.