Perhaps they enter a competition in their world, like a magical skills competition. They start as rivals but as they progress, they realize they have more in common than they thought. This could lead to them becoming friends or even partners in future adventures. They could also find a mysterious artifact that has some strange effects on their world and they have to figure out how to deal with it together.
A plot could revolve around Sans and Reaper accidentally swapping powers for a day and having to figure out how to get them back while dealing with the chaos it causes. They might start to understand each other better in the process. Another idea is that they get trapped in a strange dimension and have to work together to find a way out. Along the way, they learn about each other's pasts and form a deeper bond.
One idea could be that they team up to face a new, powerful enemy that threatens their world. They have to combine their unique abilities to defeat it.
You could try searching on fanfiction platforms like Archive of Our Own. Look for stories tagged with 'Aftertale Sans x Reaper' and exclude the pregnancy tag. There might be some great adventure or friendship - based stories out there.
A plot could revolve around an accident that causes their universes to merge partially. Underfell Sans and Sans find themselves in a strange new reality where they have to figure out how to get back to their own universes. Along the way, they learn about the differences and similarities in their lives, and this leads to some really interesting character development.
One idea could be a time - travel plot. Zoro and Robin could be sent back in time to an era that Robin has only read about in history books. Zoro would have to rely on Robin's knowledge to survive, and Robin would depend on Zoro's combat skills. They could also encounter younger versions of their crewmates and have to figure out how not to disrupt the timeline while also trying to find a way back to their own time. This would be a great opportunity to explore their relationship in a new and exciting setting.
One plot idea could be a deisaku adventure where they are on a quest to find a lost artifact. They have to face various challenges, like tricky mazes and powerful enemies along the way. This would focus on their courage and problem - solving skills.
In 'aftertale sans x reader pregnant fanfiction', a frequent theme is the relationship dynamics shift. With the pregnancy, there are new emotions and responsibilities. There might be themes of sacrifice too, as Sans and the reader may have to sacrifice some of their own wants for the sake of the baby. Also, the theme of community support can be present, as other characters in the aftertale universe may come to help or offer advice during the pregnancy.
Well, a plot could involve the reader being a magic user who accidentally casts a spell on Sans that makes him see the reader as his long - lost love. As they interact more, Sans starts to develop real feelings for the reader. Another option is that the reader is a singer in the Underground and Sans is drawn to their music. He starts to attend all of their shows and they gradually get to know each other. A third idea is that the reader is an artist and Sans discovers their art and is fascinated. He asks the reader to teach him about art, and this shared activity brings them closer together.
Searching for 'aftertale sans x reader pregnant fanfiction' might require some patience. Another option is to follow some aftertale fanfiction writers on social media platforms. They may announce or share their works related to this theme. Additionally, some Tumblr blogs dedicated to aftertale might also have relevant fanfiction recommendations or even host some of these stories themselves.
A great plot idea is that they are transported to a different time period in their world's history. They have to adapt to the different culture and fighting styles of that era while also trying to find a way back to their own time. Another plot could be that they discover a hidden power within Tsubaki that has the potential to either save or destroy their world. They then have to figure out how to control and use this power for good. There could also be a story where they are framed for a crime they didn't commit and have to clear their names while also dealing with the real culprit who is out to get them.
One idea could be that the reader is a new arrival in the Underground and Sans is immediately intrigued by their unique personality. He starts to show them around in his own laid - back way, sharing jokes and secrets of the Underground along the way.
The Undertale universe they come from is full of rich lore. Writers can use this lore to create unique scenarios for Reaper Sans and Geno. For example, they can explore how the different timelines in the game affect their relationship. Also, the fans are really creative in imagining different ways for them to interact, like in battles or in more peaceful, character - building moments.