You can focus on their emotional bond. For example, show how Goku's pride in Gohan's growth and achievements affects their relationship. It could be about Gohan seeking Goku's approval and Goku being there to give it wholeheartedly.
Explore their shared experiences. Maybe write about a time when they both faced a really tough enemy together and how that experience brought them closer. You can show their mutual respect and admiration for each other's skills and strength.
In some fanfictions, Gohan and Goku might have a series of conversations that open up new levels of understanding between them. Gohan could share his thoughts and feelings about his life and future, and Goku would listen and offer his own insights. This kind of communication can really strengthen their bond.
In a Gohan x Goku fanfic, their relationship can be delved into by creating scenarios where they have to rely on each other completely. For example, if they are in a situation where Goku's strength and Gohan's intelligence are both required to escape. Their different personalities can also be highlighted. Goku's carefree nature contrasted with Gohan's more studious and responsible side. And of course, flashbacks to Gohan's childhood and how Goku's presence or absence affected him can add depth to their relationship.
In such fanfictions, Goku might develop by becoming more of a mentor to Gohan. He could teach Gohan new fighting moves and also how to control his emotions better during battles.
One possible interaction is that Bardock could spar with Goku and Gohan. He'd test their limits and see how much they've learned about fighting. Another could be Bardock sharing stories of Planet Vegeta with them, which would be really interesting for Goku and Gohan to hear.
One possible plotline could be Goku and Gohan going on a special training adventure together in a fanfiction. Maybe they discover a new power or technique during this adventure. Another could be them facing a new and powerful enemy that they have to overcome using their combined strength and family bond.
In some fanfiction, there could be a plot where Gohan and Goku get transported to an alternate dimension. There, they face challenges that force them to rely on each other in ways they haven't before. They might have to team up against powerful foes that are unique to that dimension and in the process, their relationship deepens.
Goku and Gohan's bond in the manga is very strong. Goku trains Gohan and they support each other in battles. Gohan looks up to his father as a hero and Goku is proud of his son's growth and potential.
Well, 'goku x gohan lemon fanfic' could potentially be a fanfic that focuses on the relationship between Goku and Gohan in a more creative and perhaps emotional way. It might explore their bond, their growth together, or some fictional adventures they go on. But the 'lemon' part could also imply that it has some sort of romantic or affectionate undertones, though this is just speculation.
In a fanfiction where Future Gohan meets Goku, it could be an emotional reunion. Gohan might be filled with a sense of relief and joy, seeing his father again. He could show Goku all the things he's been through in the future, and Goku would be both proud and sad about what his son has endured.
In many fanfictions, Goku's protectiveness of Gohan is shown through his constant presence. He might train Gohan more rigorously to make him stronger so he can defend himself. For example, in some stories, Goku takes Gohan to special training grounds that are hidden from the rest of the world. This not only protects Gohan from potential threats during the training but also hones his skills in a more secluded environment.