One possible plot could be that they are in a spooky dungeon during a mission. Noelle is scared of the dark and the unknown creatures lurking. Asta, being his brave self, tries to comfort her and protect her. As they face different challenges, their relationship deepens.
Maybe they are lost in a haunted forest. Noelle is constantly on edge because of all the strange noises and apparitions. Asta holds her hand to reassure her. As they search for a way out, they encounter a powerful magic - based threat. In the process of fighting it off and surviving, their bond becomes stronger and the story could explore their growing romantic relationship in the midst of fear.
Well, another place could be some dedicated anime fan communities. For example, Reddit has some subreddits related to the anime that Asta and Noelle are from. Sometimes fans share their fanfictions there or can point you in the right direction. Just make sure to follow the rules of the community.
One possible plot could be that while on a mission, Asta and Noelle encounter a powerful and strange magic that makes them both sick. As they struggle with their illness, they have to rely on each other more than ever. Asta's unwavering determination might inspire Noelle to be stronger even in her weakened state, and their relationship could deepen as they face this difficult situation together.
Perhaps in the fanfic, there is a misunderstanding. Asta might accidentally say something that makes Noelle think he doesn't care about her. This could lead to Noelle crying, and Asta then has to figure out what he said wrong and make it up to her. It could be a story about miscommunication and making amends.
One common theme is the growth of their relationship. It often shows how their feelings develop over time, from being just comrades to something more romantic.
One common theme is the growth of their relationship. Since in the original story their relationship has potential for development, fanfics often explore how they get closer over time. For example, through shared adventures or moments of mutual understanding.
In the fanfic, since Noelle is sick, it could be a chance for their relationship to develop further. Asta, being the energetic and kind - hearted guy he is, would probably do some silly things to cheer her up. And Noelle, in her weakened state, might let her guard down more around Asta, leading to some really sweet and tender moments between them. For example, she could share some of her insecurities with him while he holds her hand reassuringly.
One plot idea could be that they face challenges from their respective families. For example, Noelle's noble family might initially oppose the relationship due to Asta's humble origins. Another could be that they discover their pregnancy during a difficult time in the kingdom, like during a war or a magical crisis. They then have to not only deal with the upcoming baby but also contribute to the safety of the kingdom. And a third idea is that they go on a journey to find a special magical item that is said to ensure a healthy pregnancy and future for their child.
Growth is also a theme. Noelle crying might be a turning point for her character. It could be the moment she decides to be more open about her feelings, both to Asta and to herself. This can lead to her personal growth in the fanfic.
Some common themes in this kind of fanfiction include the miscommunication trope. Jealousy often arises because of misunderstandings. For instance, Asta might do something innocent that Noelle misinterprets as him being more interested in Rebecca. And then there's the theme of personal growth. Through dealing with jealousy, the characters can grow as individuals. They might learn to be more confident or better at expressing their feelings.
In asta and noelle fanfiction, a common theme is power - related. Since they both have different powers in the original story, writers might explore how their powers interact or complement each other. There's also the theme of family acceptance. Noelle has her family issues, and Asta is from a different background, so stories might revolve around how they deal with family - related matters together. Also, the theme of friendship turning into love is quite popular. They start as comrades and then gradually develop deeper feelings for each other.