For 'Percy Jackson Son of Aether' fanfiction, you could focus on Percy's training. As the son of Aether, he might need to train in a special place, like a hidden realm filled with light and energy. His trainers could be ancient beings who have a connection to Aether. During his training, he could learn about the history of Aether and how it's related to the creation of the world. This knowledge could then be used in his battles against the new threats that are emerging, threats that are specifically targeting him because of his unique heritage.
Well, a great idea for 'Percy Jackson Son of Aether' fanfiction would be to explore his relationship with the other gods. Since Aether is an important and somewhat mysterious entity, the gods might be either jealous or intrigued by Percy. He could face challenges from the gods who don't want a new 'son of' disrupting the status quo. Also, his adventures in the underworld could be different. Maybe he can use his Aether - related powers to see things that are usually hidden there, like secret passages or lost souls that hold important secrets.
One idea could be Percy having to master the power of Aether in a new realm filled with strange creatures. He might face challenges that test his loyalty to his friends and his understanding of this new power. Another plot could involve Percy using Aether to save Camp Half - Blood from a threat that normal demigod powers can't handle. Maybe he has to make a sacrifice to fully embrace his role as the Champion of Aether.
Well, you could write a fanfiction where Percy discovers that his connection to Venus gives him the ability to communicate with certain love - related creatures or spirits. He could use this newfound ability to gain an edge in a conflict against an enemy that doesn't understand this power. Or perhaps he gets sent on a mission to a place that is deeply connected to the concept of love in Roman mythology, and he has to navigate the strange customs there as a Son of Venus.
Well, it could be about Percy's unique powers inherited from Aether and Hemera. Maybe he can control light and darkness in new ways. He could use the powers of Aether, like the upper air or the heavens, to fly or teleport. And the powers from Hemera, the day, might give him enhanced strength during daylight hours.
Well, a great plot idea might be Percy getting involved in a sky - realm war. He has to use his newfound 'Son of the Sky' abilities to lead an army of sky creatures against an evil force. This would involve him making alliances with different beings, like the winged horses or the cloud nymphs. And he'd have to learn how to fly better to be more effective in the battles. Also, his relationships with his friends from Camp Half - Blood would be put to the test as they might not fully understand his new role.
One idea could be Percy discovers a new, forgotten power related to his 'son of love' aspect. Maybe he can heal emotional wounds of other demigods. For example, he helps a demigod who has been traumatized by past battles by using this power.
One idea could be Percy having to prove his divinity in a new way. Maybe he has to face a trial set by the gods where he can't use his usual powers but has to rely on his wits and faith. Another could be Percy interacting with a different pantheon's deities who mistake him for one of their own sons of god. He'd have to navigate their culture and rules.
One idea could be Percy having to face a new water - based monster that is specifically related to the rivers. Maybe it's a shape - shifting creature that can only be defeated by using the unique powers of the rivers. Another plot could involve Percy exploring the origins of his connection to the rivers more deeply and uncovering a long - lost prophecy about a'son of the rivers' that changes his view of his destiny.
One idea could be Percy having to face challenges in a world where Gaea has more direct control over the elements. For example, the earth itself could be constantly shifting and changing, creating new terrains and obstacles for him to overcome. Another could be Percy forming an unlikely alliance with some of Gaea's other children who are also having second thoughts about their mother's destructive plans.
One idea could be Percy having to hide his true parentage from his friends at Camp Half - Blood. He might struggle with the dark powers that come with being Typhon's son while trying to fit in with the demigods who are mostly children of the Olympians. Another plot could involve Percy being hunted by both the Olympians and the monsters because of his unique heritage. The Olympians might see him as a threat, and the monsters might want to use him for their own purposes.
One idea could be Percy discovering new powers related to being the son of Persephone. For example, he might be able to control plant growth in unique ways during battles, like making vines entangle his enemies. Another could be his relationship with the Underworld changing. Since Persephone has a connection to the Underworld, Percy might have a special status there and encounter new mythological creatures or challenges.