One common theme is the unspoken or hidden feelings they might have for each other. Since in the original series their relationship is more of a friendship with some underlying tension, fanfictions often explore what could happen if those feelings turned into love.
One common theme could be the exploration of their relationship in a new light. With Tatsuki being pregnant, it might focus on how Ichigo and Tatsuki handle the upcoming changes in their lives, like preparing for the baby. Another theme could be the reactions of their friends and family. They might be surprised, supportive or have mixed feelings.
One common theme could be the exploration of their unspoken feelings. Since in the original series there are some underlying emotions between them, fanfictions often delve into that. Another theme might be the idea of 'forbidden love' as there are other relationships and storylines in the original that could make their relationship seem a bit off - limits in a sense.
You can try searching on fanfiction websites like FanFiction.net or Archive of Our Own (AO3). Just type in 'Ichigo and Tatsuki' in their search bars, and you'll likely find a variety of fanfictions related to them.
I'm not sure specifically what that particular fanfic is about as I haven't read it. It could potentially be a fan - made story centered around Ichigo and Tatsuki, with some kind of 'lemon' aspect which might imply a romantic or spicy undertone in the story.
You can start by searching on popular fanfiction websites such as FanFiction.net or Archive of Our Own (AO3). Just type in 'Ichigo and Tatsuki Lemon' in the search bar, and you'll get a list of relevant stories.
Unfortunately, I can't directly provide a specific ichigo and tatsuki lemon fanfiction. But when you start your search, consider what kind of story you want. Do you prefer a more angsty plot or a fluffier, lighter story? Once you have that in mind, it'll be easier to narrow down your search. Also, some fanfics might focus more on their relationship development, while others might be more action - oriented with their relationship as a side element. So, think about what aspects of their relationship you're most interested in seeing explored in the fanfiction.
Finding specific 'ichigo and tatsuki pregnant fanfiction' that is family - friendly can be a bit of a challenge. One approach could be to join relevant fan communities or forums dedicated to the series. There, you can ask fellow fans if they know of any such stories. They might be able to point you to some great reads that are appropriate for all audiences and still explore the relationship between Ichigo and Tatsuki in an interesting way.
Finding this specific fanfic might be a bit tricky. You could start by looking on popular fanfic websites like Archive of Our Own or FanFiction.net. Just search for 'ichigo tatsuki lemon' on their search bars.
One possible story could be where they all go on an adventure together and their relationships start to develop in a unique way. Maybe they face a powerful enemy and through the trials, their bonds deepen. However, it's important to note that finding such fanfiction might require searching on specific fanfiction websites.