First, understand the characters well. Know their personalities, strengths, and weaknesses. This will make their interactions in the love story more believable. Also, create a unique plot. Don't just copy the existing scenarios. For example, you could set the story in a different time period or a magical realm.
I'm pretty sure 'One Shot Two Shot' isn't a true story. It could be a fictional tale crafted to entertain or convey certain themes and emotions, not based on actual events.
Stories that involve their adventures together are great Amourshipping tales. Like when they travel through different regions and face challenges side by side. Their mutual support in battles and during difficult times really emphasizes the bond. They learn from each other, Ash's determination rubbing off on Serena and Serena's elegance and grace inspiring Ash in a way.
In a NarutoxHinata one - shot, it could be that Naruto has a day off from his training and decides to visit Hinata. He finds her in the Hyuga compound, training on her own. Naruto joins her, and they start sparring. At first, Hinata is a bit shy, but as they spar, she becomes more confident. Naruto is impressed by her new techniques. After the sparring session, they sit down and talk about their dreams. Naruto shares his goal of becoming Hokage and making the village a better place, and Hinata tells him about her desire to protect the people she loves. They end the day with a smile, knowing they have a special connection.
A one-shot fanfic is a self-contained story that usually has a beginning, middle, and end within a single chapter or post. It doesn't have multiple parts or sequels.
A one-shot comic is a standalone comic story that has a complete plot and conclusion within a single issue. It doesn't continue or have multiple parts.