Their relationship would likely become more intimate in a different way. There would be a deeper level of trust and reliance. Ichigo would see Orihime in a new light, as the mother of his child.
There's a fanfic called 'The Bond of Hearts'. It's set in an alternate universe where Ichigo and Orihime are childhood friends. It shows their relationship evolving over the years. It delves deep into their emotions and how they gradually realize their love for each other. The character development in this fanfic is quite engaging.
I'm not sure if there is such a specific fanfiction. Fanfiction can cover a wide range of themes and scenarios, but this one might be a bit more on the extreme or niche side. You could try searching on popular fanfiction websites like FanFiction.net or Archive of Our Own, but be aware that not all content might be appropriate or in line with the original spirit of the series.
Many fanfics focus on the development of their love. Some might start from the early days when they were just friends in the story. They gradually realize their feelings for each other through various adventures and challenges, which makes the love story more engaging and full of twists.
One idea could be exploring how they adjust to the news. Maybe Ichigo becomes overly protective and Orihime has to calm him down. Another could be their friends' reactions. Chad might be really supportive while Uryu is a bit more reserved at first but then warms up.
One common theme is the power of love. Their love often gives them strength to face difficult situations, like powerful enemies in the Soul Society. For example, in many fanfics, Orihime's healing ability is enhanced when she is protecting Ichigo because of her love for him.
If such a fanfiction exists, it would likely have a big impact on the character development. Ichigo and Orihime's relationship would enter a whole new level of complexity. There could be issues related to their families' reactions, their own insecurities about being parents, and how they balance their new family life with any remaining duties or threats in their fictional world. It might also influence the way other characters in the fanfiction view them, and potentially create new alliances or rivalries based on this new family situation.
In Ichigo x rukia x orihime fanfiction, Ichigo is typically a complex character with a lot of depth. His relationships with Rukia and Orihime are multi - faceted. Rukia might be shown as a strong - willed and capable partner for Ichigo in the fight against evil. Orihime is usually the one who provides a more tender aspect to Ichigo's life. Fanfiction writers may use different scenarios, like battles or moments of self - discovery, to explore how Ichigo interacts with both Rukia and Orihime, and how their relationships develop over time.
I'm not sure about a specific 'Ichigo and Orihime lemon fanfiction' title off - hand. But you can often find great ones on fanfiction websites. Just search for 'Ichigo Orihime relationship fanfiction' and look through the results. You might have to sift through a bit to find the ones that are well - written and suit your taste.
Ichigo could start to take more interest in Orihime's hobbies and vice versa. This would show that they are not just a couple who love each other, but also friends who want to know each other better. For instance, if Orihime likes cooking, Ichigo could start to learn cooking from her and they could have some lovely family dinners together.