Well, at first, Kurumu might be attracted to Gohan's power. But as they interact more, she realizes there's much more to him. Gohan, who has a strong sense of justice, could inspire Kurumu to be a better person. They could go on adventures together, facing challenges side by side. In the face of danger, they would rely on each other, and this mutual trust would strengthen their relationship. For instance, when fighting a powerful enemy, Gohan might get injured and Kurumu would have to step up and protect him, which would deepen their connection.
One plot idea could be that Gohan and Kurumu meet in a strange new world. Maybe they are both on a mission to save this world from a powerful evil. Along the way, they start to understand each other's strengths and weaknesses and develop a deep bond.
Their relationship might begin with the Grandmaster having the upper hand, seeing Loki as just another plaything in his collection. But Loki being Loki, he would not tolerate this for long. He would start to plot and scheme, and in the process, the Grandmaster might start to see Loki as a worthy adversary. This could lead to a relationship that is a mix of competition and begrudging admiration, with each trying to outdo the other while also secretly learning from one another.
It could develop in a rather comical way. Funshine's silly antics might initially annoy Grumpy, but then Grumpy realizes that he actually enjoys the light - heartedness. He might start to join in on Funshine's fun, and their relationship will grow from there. For example, Funshine might start a game of tag, and at first Grumpy scoffs, but later he participates.
Their relationship could start off as a bit of a cautious friendship. Gumball might be a bit wary of Carrie's spooky side at first, but as they spend more time together, he realizes she's really kind. And Carrie could see Gumball's fun - loving and adventurous spirit and be drawn to it. Eventually, they become really close friends who support each other through all kinds of crazy situations in Elmore.
In the fanfic, their relationship could develop in stages. Initially, it could be a relationship of necessity. They need each other to achieve a certain goal, like saving a kingdom from a plague or an otherworldly threat. As they spend more time together, they start to understand each other's quirks and values. This understanding could lead to a deeper emotional bond, whether it's a strong friendship or a more romantic connection. For example, Plague Knight might learn to be more gentle and considerate from Sona, while Sona could gain a sense of adventure from Plague Knight.
The fanfic could develop their relationship by having them face challenges together. Like when there is a new villain in town that targets Deku's family. Ochako and Deku would have to rely on each other, trust each other more, and this would deepen their relationship.
At first, they might be a bit cautious around each other. May could be in awe of Steven's status as a Pokémon expert. But as they start sharing their knowledge and experiences, they would gradually become friends. For example, if they meet during a Pokémon competition and start chatting about their battle strategies.
Their relationship could start with Naruto noticing Karin's abilities and respecting her for it. As he is smart, he would see the value in having her as an ally. This mutual respect could lead to them spending more time together, gradually getting to know each other better.
The relationship could develop out of a need for companionship. Gohan, having lost many of his friends and family in battles, is in need of someone who can understand his pain. 18, being an android with her own complex past, also longs for someone to be close to. They meet and initially just offer each other a listening ear. As they talk more, they find that they can comfort each other in ways no one else can. This emotional connection then grows into a romantic relationship, and finally, they marry as they realize they don't want to be without each other.
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.