Love and redemption are common themes. Given their past, Jellal has a lot to atone for, and in many fanfics, Erza's love becomes a part of his redemption journey. Another theme is the struggle between duty and personal feelings. They both have important roles in their world, and finding a balance between that and their relationship is often explored.
One popular theme could be the journey of their relationship during the pregnancy. It might explore how Jellal and Erza support each other, deal with the changes in their lives, and prepare for the new arrival. Another theme could be the reactions of their friends and the community around them. Their friends might be excited, helpful, or in some cases, a bit overbearing. Also, the fanfic could focus on how Erza, being a strong character, adapts to the physical and emotional changes that come with pregnancy while still maintaining her usual self.
There are. In many fanfictions, the kiss between Jellal and Erza is a significant moment. It can symbolize forgiveness, love, or a new beginning for their relationship. You can also try joining 'Fairy Tail' - related forums or groups on social media, where fans might recommend their favorite fanfictions with this scene.
There are fanfictions where the kiss between Erza and Jellal occurs during a battle. In this scenario, it's a spur - of - the - moment thing, a declaration of love in the face of danger. For example, Jellal might save Erza from a powerful enemy and then they share a passionate kiss, showing that their love can conquer even the most dangerous situations.
You can start by looking on popular fanfiction websites such as Archive of Our Own (AO3). It has a large collection of fanfictions from various fandoms, and there are likely to be many stories about Erza and Jellal's kiss there. Just use the search function and type in relevant keywords.
The story could have Erza's pregnancy affect her powers in some way. Maybe she has to learn to control her magic differently as her body changes. For example, her requip magic might be affected, and she has to find new ways to access her armors. Jellal, on the other hand, could use his powers to protect Erza and the unborn child. His celestial spirit magic could be used to create a shield around them.
One great 'erza and jellal lemon fanfiction' is 'The Unspoken Bond'. It delves deep into their relationship, exploring the unsaid emotions between them in a really engaging way.