For Killua, you could explore his fear of losing Female Gon more deeply. Maybe he has nightmares about it, which makes him train even harder to protect her. For Female Gon, you could develop her sense of femininity in a world of mostly male Hunters. She could start wearing more feminine Hunter gear but still be as tough as ever.
Killua's character could be developed by showing his struggle with his assassin past in relation to Female Gon. For example, he might be hesitant to use his more brutal skills in front of her. Female Gon, on the other hand, could be developed by showing her trying to understand Killua's complex family situation. She could try to mediate between Killua and his family members in the fanfiction.
One plot idea could be a story where they team up for a special mission in a new, mysterious land. They face unique challenges that test their friendship and skills. Another could be a time - travel story where they go back to important moments in their pasts and change small things that have big impacts on their relationship.
Some popular themes could be friendship. In many fanfictions, Gon and Fem Killua might have adventures together that strengthen their bond. Another theme could be self - discovery. As they face different challenges, they learn more about themselves. Also, there could be themes of family, especially considering Killua's complex family situation in the original story.
You can try fanfiction.net. It has a large collection of fanfictions related to various anime and manga, including ones about Gon and Fem Killua. Another option is Archive of Our Own (AO3). It has a wide range of fan - created content, and you can easily search for the specific Gon and Fem Killua fanfictions you're interested in.
Gon in fanfiction can be very single - minded in his pursuit of goals, just like in the original. He might be a bit more naive at times, which can lead to interesting plot twists. Killua is often portrayed as having a complex emotional side. He struggles with his past as an assassin and his loyalty to Gon. His cool exterior may crack in some fanfictions, showing his true feelings.
You can start by looking on fanfiction websites like Archive of Our Own (AO3). It has a large collection of fan - created works, and there's a good chance you'll find some great 'female gon freecs fanfiction' there.
One popular 'female gon freecs fanfiction' story could be about her adventures in a new and unexplored area of the 'Hunter x Hunter' world. It might involve her making new friends and facing unique challenges.
In fanfiction, their relationship can be deepened if they exchange stories about their pasts. Gon could tell Kurapika more about his father, and Kurapika could open up about his clan. This would create a more intimate connection between them.
Often, they show a deeper level of commitment. The mpreg forces them to rely on each other more. For example, Gon might become more protective of Killua during the pregnancy.
You can start by looking on fanfiction websites like Archive of Our Own or FanFiction.net. Just type in 'killua and gon' in the search bar, and you'll get a list of relevant stories. You can also check out some anime - related forums where fans might recommend their favorite 'killua and gon fanfiction'.
For Master Chief, his character could be developed by showing his interactions with the female Spartans on a more personal level. Maybe he shares his memories of past battles or his hopes for the future. This would make him more relatable.