You can start by looking on fanfiction websites like Archive of Our Own (AO3). There are often tags and search filters that can help you narrow down to female Percy and Kronos stories. Another option is FanFiction.net, though the tagging system might be a bit less precise. Sometimes, Tumblr also has posts recommending such fanfictions.
Some specialized Percy Jackson fanfiction communities or forums might be a good source. These are places where fans gather to discuss and share fanfictions. They might have their own collections or recommendations for female Percy and Kronos fanfictions. You can try joining these communities and asking around for suggestions.
One great Kronos fanfiction could be about his backstory before he turned evil. Maybe it explores his relationship with the other Titans and what led him to start the war against the Olympians.
In many fanfictions, Percy might use his water powers in a unique way. Maybe he combines his control over water with his sword fighting skills. He could create a giant water vortex to disorient Kronos and then strike with Riptide while Kronos is off - balance.
One popular Percy is Kronos fanfiction might be 'The Fall of Kronos' where Percy has an unexpected connection to Kronos. It delves into how Percy could potentially change the fate of Kronos in an alternate universe. Another could be 'Percy and Kronos: A Different Alliance' which explores a scenario where Percy and Kronos form an uneasy alliance against a common enemy, perhaps a greater evil than Kronos himself. There's also 'Kronos' Redemption through Percy' which shows how Percy might be the key to Kronos finding some form of redemption, a very different take on their relationship compared to the original stories.
One interesting fanfiction could be where Female Percy struggles with her identity as Kronos' daughter. She might have to battle against the dark nature she inherits while trying to uphold the values she learned from her friends at Camp Half - Blood. For example, she could be in a situation where she has to choose between following Kronos' old plans for domination or forging her own path of peace.
One thing that makes it interesting is the exploration of power dynamics. Percy, whether male or female, has her own powers and Kronos is extremely powerful. In fanfiction, writers can play with how a female Percy would deal with Kronos, whether it's through her wits, her new - found courage as a female, or her own special abilities. It also allows for different interpretations of the Percy - Kronos relationship in terms of attraction, rivalry, or a combination of both.
Luke could also be a prominent character. Since he has a complex relationship with Kronos in the original story, in fanfiction he could play a role in either helping or hindering fem Percy's efforts against Kronos. Nico di Angelo is another possibility. His powers over the dead could be useful in a fight against Kronos, and he might team up with fem Percy for that reason.
Maybe there are some original characters created by the fanfiction author. These characters could have their own unique abilities and backstories. They might be the ones who tip the scales in Percy's favor, for instance, by having a special power that weakens Kronos just before Percy makes the final blow.
Yes, there are likely some fanfictions out there with this concept. The Percy Jackson fandom is quite large and creative, so it's possible for fans to explore such an interesting and unorthodox relationship in their stories.
In fanfiction, Kronos's role is not just limited to being a villain. Sometimes, he can be a catalyst for character development among the demigods. His actions force the heroes to become stronger, both physically and mentally. For instance, his threat might make Percy Jackson more determined to master his powers. Also, Kronos can be used to introduce new plot elements, like a new weapon or a magical item that has the power to stop him.
There's also 'Percy's Encounter with Kronos' where the author explores a more psychological aspect of their relationship. It shows how Percy has to face his fears when dealing with Kronos. This fanfiction is really good at building suspense and making you feel what Percy is going through.