I'm not sure which specific 'jealous reader fanfic' you're referring to. There are many fanfic platforms like Archive of Our Own (AO3), FanFiction.net etc. You can try searching for 'jealous reader' on these platforms to find relevant fanfics.
A 'chaelisa jealous fanfic' likely focuses on the relationship between Chaeyoung and Lisa in a context where jealousy plays a role. It could be about one of them being jealous of the other's popularity, or perhaps in a more romantic or friendship - centered scenario where jealousy arises due to attention from a third party. For example, if in the fanfic Lisa gets a lot of attention from a new trainee, Chaeyoung might start to feel jealous because she's used to having Lisa's full attention in their friendship.
In Sasunaru Sakura jealous fanfics, usually Sakura's jealousy adds an interesting layer of drama. It might be about her being jealous of the bond between Sasuke and Naruto. This could lead to various plot developments, like Sakura trying to come between them or realizing her own feelings in a different way.
The jealous aspect can make the relationship more intense. For instance, Naruto's jealousy can make him realize his true feelings for Hinata more quickly. He might have been oblivious before, but the green - eyed monster wakes him up. It can also lead to some cute moments, like when he tries to be extra nice to Hinata to win her back from the 'imagined rival'.
The resolution is also important. In a good Creddie jealous fanfic, they have to work through their jealousy. They might have an open conversation about their feelings, or there could be some sort of event that makes them realize their love for each other is stronger than the jealousy. This often leads to a deeper and more meaningful relationship between them.
I'm not sure if there is a specific fanfic with exactly that title, but it's a very common trope in fanfiction. Jealousy can add a lot of drama and tension to a story. Maybe check on popular fanfic websites and search for these characters along with the keyword 'jealous'.
One common theme is the competition for attention. For example, a member might get jealous when another member is getting more love from fans or more screen time. Another theme is possessiveness over friendships within the group. They might feel jealous when they see another member getting closer to someone else in the group.
Well, a major theme is competition. There might be other characters who seem to be a threat to the relationship, leading to jealousy. Also, miscommunication can be a big part of it. If they don't communicate well, misunderstandings can breed jealousy. And of course, there's the underlying theme of love. It's because they love the other person so much that the jealousy arises.
A common trope is the miscommunication that leads to jealousy. For example, one character might see the other talking to an ex - partner and jump to the wrong conclusion. Another trope could be possessiveness. A character might get overly possessive when they see someone getting too close to their love interest in the 'castle' story.
One common theme is unrequited love. In some 'Zelda jealous fanfic', a character might be in love with either Link or Zelda but is jealous because they seem to have eyes only for each other. Another theme is power dynamics. For example, if Link becomes more powerful and Zelda is jealous of the new - found respect he gets. Or vice - versa, if Zelda's power as a princess is growing and Link feels left out, leading to jealousy.