The main characters are Percy, who is brave and resourceful, and Calypso, who is both powerful and alluring. In the context of the chaos fanfiction, they are the ones who will drive the story forward. Their personalities, Percy's determination and Calypso's grace, will be on full display as they interact with the chaotic elements around them.
One idea could be that Percy and Calypso find themselves in a strange new world within the chaos, where the rules of magic are all jumbled. They have to rely on each other's unique abilities to survive. For example, Percy's water - controlling skills and Calypso's nature - based magic might combine in unexpected ways to fend off the chaotic creatures they encounter.
In some fanfictions, their interactions are filled with a bit of tension. Calypso, having been alone for so long, may be hesitant to fully trust Percy at first. But as he continues to visit her and bring her lemons, she slowly warms up. They start to share stories, with Percy telling her about his adventures at Camp Half - Blood and Calypso sharing her knowledge of the island's secrets. Their relationship builds over time, and the lemons can be seen as a symbol of their growing bond.
Their relationship could develop through shared experiences. For example, they might go on a quest together to find a lost relic. During this quest, they learn more about each other's strengths and weaknesses and grow closer.
One character that would be really good to include is Circe. She has her own island and magic, and her interaction with Calypso could be fascinating. She might be jealous of Calypso's new relationship or try to use it to her advantage. Poseidon could also be included. As Percy's father, he might have an opinion on Percy's connection with Calypso. And finally, Thalia. She could be the voice of reason for Percy, helping him figure out his feelings and what to do about his relationship with Calypso.
The theme of second chances pops up a lot. Since Percy left Calypso once, many fanfictions explore the idea of giving their relationship a second chance. Another is the power of the gods. The gods' influence on their relationship, whether it's Zeus' curse on Calypso or Poseidon's influence on Percy, is a recurring theme. And finally, the theme of sacrifice. There are instances where either Percy or Calypso has to sacrifice something for the other, like Calypso sacrificing her chance at freedom for Percy or Percy sacrificing his own desires for the greater good which affects their relationship.
In the fanfiction, perhaps there are misunderstandings between Percy and Calypso. Maybe she blames Percy for things he didn't do or vice versa. These constant misunderstandings can lead to Percy hating her.
At first, Calypso might be in awe of Percy's new godly form. But soon, they realize that they are equals in many ways. Their relationship develops as they face opposition from some of the other gods. They support each other through difficult times, like when some try to undermine their marriage. Percy, with his courage, and Calypso, with her wisdom, make their relationship strong and they become a power couple in the divine realm.
Maybe it could be due to some powerful magic or a unique prophecy. In many fanfictions, unexpected events like this are often triggered by such elements.
Annabeth could be a great addition. Her intelligence and strategic thinking would complement Percy and Calypso's skills. She could help them solve complex puzzles or plan their next moves during a quest.