A third theme could be self - discovery. Through their physical and emotional intimacy, they may learn more about themselves. For example, Clary might discover new aspects of her strength and vulnerability, and Jace could come to terms with parts of his past that have held him back in relationships.
One common theme is the power struggle. The presence of angels in the attic might introduce some sort of power dynamic that Jace and Clary have to navigate. Also, the theme of self - discovery is prevalent. As they deal with the attic and the angels, they learn more about themselves. For example, Clary might discover new powers or aspects of her personality in these stories. The attic setting often serves as a place for these revelations to occur.
One possible scenario could be them finally finding a moment of peace in a hidden, enchanted forest. The soft glow of the forest's magic surrounds them as they express their deep love for each other. Another might be in a beautifully decorated room in Alicante, where they are surrounded by the symbols of their world's history and their future together. It could also be in a secret underground lair, where they are safe from all the chaos above and can fully give in to their emotions.
Love is a very common theme. Since they are a couple in the original series, fanfiction often explores different aspects of their love, like how they overcome obstacles to be together. Another theme is adventure. Fans like to put Jace and Clary in new adventures that are related to their world of shadowhunters.
One common theme is their forbidden love. Since they are Shadowhunters with certain rules and taboos in their world, their love often goes against some norms, which makes for a very intense and passionate story.
Adventure is another theme. Given that they are Shadowhunters, many fanfictions continue their adventures, facing new demons and solving mysteries. This not only tests their relationship but also shows how they grow as individuals within the relationship. For example, in some fanfictions, they might have to go on a quest to find a lost relic, and during this journey, their bond either strengthens or is put to the test.
One idea could be a fanfic where Jace and Clary go on a quest together to find a powerful, lost Shadowhunter relic. Along the way, they face various challenges that test their friendship and teamwork. For example, they might have to solve ancient puzzles in a forgotten Shadowhunter stronghold.
Love and attraction are common themes. Since it's about Clary seducing Jace, there's a lot of focus on their growing feelings for each other. Another theme could be the power dynamics, as Clary tries to take the initiative in the relationship.
Love is a very common theme. Their intense, passionate love for each other is often explored in great detail. Another theme is sacrifice. They are often put in situations where they have to sacrifice something for the other.
Power is a common theme. All three characters possess certain powers in the Shadowhunter world. Fanfics often explore how they use or misuse their powers, and how power affects their relationships. For example, Sebastian's quest for power might put him at odds with Clary and Jace. Also, the theme of family is present. Clary's connection to both Jace and Sebastian in different ways ties into the idea of family, whether it's a found family or a biological one.
One common theme is redemption. Jace usually has to atone for his actions that hurt Clary. For example, he might go on a quest to find a way to reverse the damage he's done.