In fanfiction, Adrien's jealousy of Luka can stem from the fact that Luka is very good at expressing his emotions through music. He might use this to connect with Marinette on a deeper level. Meanwhile, Adrien has to keep his identity a secret and may struggle to be as open. So when he sees Luka getting closer to Marinette, he gets jealous. Also, Luka's carefree attitude can be attractive to Marinette, which makes Adrien feel threatened.
Adrien might get jealous of Luka in fanfiction because Luka seems to have a more 'mysterious' allure. He's different from Adrien in many ways. Luka is more of an artist type, while Adrien is more of a public figure. If Luka starts getting the attention of the girl Adrien likes, it's natural for Adrien to feel jealous.
Fanfiction often explores complex emotions like Adrien's jealousy of Luka. Luka has a way of being in the moment that Adrien might envy. For example, if there's a scene where Luka is playing music for Marinette and she's clearly charmed by it, Adrien would feel left out. Adrien has his own set of insecurities. He's constantly juggling his superhero life and his normal life. Luka, on the other hand, seems to have a more straightforward life. This contrast can lead to Adrien feeling jealous when Luka is around Marinette in fanfiction.
Well, Adrien could be jealous of Luka in fanfiction for a number of reasons. For one, Luka has a really cool and unique style. He's also very in tune with his emotions. If in the fanfic Luka is making moves on the girl Adrien likes, like Marinette, then of course Adrien would be jealous. Luka's calm and collected nature might also seem more appealing to some characters in the story, which would irk Adrien.
With his other friends, Adrien's jealousy can make him seem preoccupied. If they're all hanging out and Luka and Marinette are interacting, Adrien might not be as engaged in the group activities. His friends might start to wonder what's wrong with him and try to cheer him up, but he'll still be focused on his jealousy towards Luka.
One possible aspect of this fanfiction could be exploring the relationships between Adrien, Marinette, and Luka. Maybe it's a story where their personalities merge in some magical or scientific way. For example, their combined traits could lead to a new superhero or a character with a very unique set of skills and emotions.
He could also start acting out of character. Maybe he becomes more competitive towards Luka. If they are both in a band or something, Adrien might push himself harder to be better than Luka just to get Marinette's attention. He could also be more snappy or short - tempered with Luka, even if he doesn't mean to be.
One common plot could be that Adrien sees Luka getting closer to Marinette. For example, at a music event where Luka is performing and Marinette is clearly impressed. Adrien might start to feel jealous as he has feelings for Marinette himself. He could then start to act out of character, perhaps being a bit more withdrawn or overly competitive when Luka is around.
One common scenario is Adrien seeing Marinette and Luka on a date. He might feel a pang of jealousy and then try to interfere in a clumsy way. Another is when Luka gives Marinette a special gift, like a song he wrote for her, and Adrien gets jealous because he wishes he could do something that unique for Marinette.
There could be a lot of internal conflict. Marinette might be used to her shy yet determined self, and Adrien his more reserved but princely nature, and Luka his laid - back attitude. When merged, they'd have to reconcile these differences within the new entity. This could lead to a very character - driven story as they learn to function as one.
In many such fanfictions, Adrien's jealousy can be a driving force for character development. It might lead to him realizing his true feelings for Marinette. For example, he could start to notice how much he cares when he sees Marinette and Luka having a great time together. This jealousy can create interesting scenarios like Adrien trying to be closer to Marinette or even getting a bit possessive in an endearing way.
Mai could be jealous of Zuko in fanfiction if there are rumors about Zuko and another character. Just like in real life, rumors can spread like wildfire in fictional worlds too. If there are whispers in the Fire Nation palace about Zuko having a special connection with someone else, Mai would not take it lightly. Her jealous side would emerge as she tries to find out the truth and put an end to these rumors.
In many fanfictions, Lily might be jealous of Hermione and Severus' relationship because she has her own complex history with Severus. Maybe she feels that Hermione has something she once desired, like Severus' friendship or a deeper connection. It could also be that Lily is jealous of how Hermione is able to interact with Severus in a way she never got to in the original story.