One interesting plot point could be when ChiChi tries to train with Goku to understand his world better. She struggles at first, but Goku is patient and teaches her. This not only brings them closer but also shows ChiChi's determination to be part of Goku's life in all aspects.
Another plot point could be a misunderstanding. Maybe Goku accidentally forgets an important anniversary. ChiChi gets really mad, but instead of getting defensive, Goku realizes his mistake and goes on a grand quest to find a special gift to make it up to her. This shows the growth in their relationship as Goku learns about the importance of these things to ChiChi.
A plot point might involve an outside force trying to break them apart. For instance, an evil character who wants to use Goku's power and sees ChiChi as a weakness. Goku and ChiChi have to fight together, both physically and in terms of their relationship, to stay strong and prove that their love can't be broken by such threats.
One interesting Goku and Chichi love fanfiction could be the one where they go on a journey to find a magical herb to save their family. In this story, their love is tested as they face various challenges and enemies along the way.
One interesting Goku and Chichi love fanfiction could be about their early days of courtship. Maybe it focuses on how Goku, being so naive about relationships at first, slowly realizes his feelings for Chichi. Another could be a story where they face a big challenge in their marriage that tests their love. There are also fanfictions that explore what their relationship would be like if they had more time alone without all the Saiyan battles and threats.
One idea could be Black Goku, with his different personality, trying to understand Chichi's strong - willed nature. Maybe he initially clashes with her over protecting Gohan and Goten, but then gradually comes to respect her maternal instincts.
The fact that they come from such different worlds within the Dragon Ball universe. Goku is a Saiyan with a thirst for battle and Chi - Chi is an earthling with more domestic desires. In fanfics, we can see how their love bridges these gaps. For example, in some fanfics, Goku tries to understand Chi - Chi's need for a stable family life while still being true to his Saiyan nature. It's this blend of two very different personalities and cultures that draws readers in.
One interesting storyline could be Goku and Chichi going on a unique adventure together that tests their relationship in new ways. For example, they might have to face a new enemy that specifically targets their love for each other.
In some fanfictions, Goku could snap at Chichi when she tries to interfere with his decision to fight a powerful enemy. Goku is very dedicated to protecting the Earth and if Chichi tries to stop him in a way that he feels is wrong, it could lead to him snapping. For example, she might be worried about his safety but he sees it as her not believing in his strength. This can create a lot of tension between them and lead to an interesting plot development where they have to work through their differences.
One interesting scenario could be when Goku returns from a long and difficult battle. Chichi is overjoyed to see him alive and well. They share a tender kiss filled with all the emotions of relief, love, and longing that had built up during his absence.
One interesting story could be about Goku and Chi - chi going on a new adventure together in a different dimension. They might face new enemies and have to use their combined skills to overcome challenges.
Well, one possible plot could be that Goku is under some sort of mind - control during a fight and accidentally hurts Chichi. Maybe an enemy has found a way to manipulate Goku's actions, and in his trance - like state, he strikes out at Chichi without realizing it.
In a 'chichi and goku married' fanfiction, the plot could revolve around their family growing. They already have Gohan, and perhaps they decide to have more children. There could be cute family moments like Goku trying to understand modern parenting techniques that Chichi is into, and also some action when enemies target their family due to Goku's reputation.