In this fanfiction, Percy might help Hestia in her role as the goddess of the hearth. He could be involved in maintaining the sacred fires of various places. This would give him a new sense of purpose. And as he grows under Hestia's care, he could develop new powers or a deeper understanding of his existing powers. For example, his control over water could be related to the life - giving aspect of the hearth, which is also related to water in some mythologies.
Perhaps Percy discovers secrets about his past through Hestia. Since Hestia has been around for a very long time, she might know things about Percy's family that no one else does. This could lead to Percy going on a quest to find out more about his heritage. Also, he could be protected by Hestia's gentle but powerful influence, which makes other demigods view him in a new light.
Well, it could be that Hestia betrays Percy for power. In the fanfiction world, she might see Percy as a threat to her own influence among the demigods or the gods. So she makes a deal with another powerful entity to get rid of Percy. For example, she could give false information about Percy's next move to a group of monsters, causing them to ambush him.
In some fanfiction, a cool plotline could be Percy going on a quest specifically related to Hestia's domain. Maybe he has to find an ancient relic that was once part of Hestia's hearth in order to restore balance to the world. This could involve facing off against new monsters and making alliances with unexpected characters. Also, his relationships with the gods could change. As the son of Hestia, the gods might view him differently, and he could have to navigate new political landscapes among the Olympians.
A plotline might involve Hestia's daughter being in danger and Percy coming to her rescue. This could lead to them realizing their feelings for each other during the course of the adventure. Another could be them having to go on a quest together for some important artifact related to Hestia, which brings them closer as they face various challenges along the way.
One interesting plot could be Percy's new relationship with Hestia. Since Hestia is the goddess of the hearth, Percy might learn a different kind of warmth and family from her. Maybe she teaches him some ancient secrets related to the hearth that give him new powers or ways to defend himself. Also, how Percy interacts with other gods and demigods in this new situation would be exciting to explore. For example, some might be jealous of his special relationship with Hestia while others might try to use it for their own gains.
One common theme is family. Since Percy is adopted by Hestia, the fanfictions often explore what it means to have a new family, especially in the context of the demigod world. Another theme is power. As Hestia has her own unique powers, Percy may inherit or develop related powers, which is a big part of many of these stories.
Well, perhaps there's a plotline where Percy discovers new powers or abilities as a result of being adopted by the Hunt. It could also involve Percy using his existing skills in ways he never thought of before, to help the Hunt in their various missions. And he may also face challenges from outside forces who don't like his new affiliation.
One popular 'Percy Jackson adopted son of Hestia fanfiction' is 'The Hestia - Percy Bond' on Fanfiction.net. It has an interesting take on Percy's relationship with Hestia and how it changes his journey in the demigod world.
Maybe in the fanfiction, Tony discovers Peter's potential not just as Spider - Man but also in other areas like science. So he starts mentoring Peter more intensively, leading to a closer father - son type of relationship. They could work on new inventions together, with Peter learning a great deal from Tony's experience.
One possibility is that Hestia took away something important from Percy in the fanfiction. It could be a magical item or a chance to achieve a great goal, which made Percy resent her.
Percy would likely become more nurturing. Since Hestia is associated with the hearth and home, Percy might pick up her values of warmth and care. He could be more empathetic towards others, especially those who are homesick or lost. For example, he might be more patient with new demigods arriving at camp.