One idea could be a story where Harco is on an adventure in a magical forest, facing various mythical creatures. Another could be a Harco fanfic set in a futuristic world where they are part of a resistance group. Or perhaps a story where Harco has to solve a mystery in an old, haunted mansion.
First, think about the basic setting. Decide if it's a modern, fantasy, or some other type of world. Then, consider the personalities of Harco. Start with a simple event, like Harco meeting for the first time in a coffee shop in a modern setting or in a dungeon in a fantasy world.
Typically, in these fanfics, Draco is often portrayed as more vulnerable and emotional. His pining for Harry is shown through his longing glances, secret thoughts, and sometimes clumsy attempts to get closer to Harry.
One popular 'bottom Draco pining Harry' fanfic is 'A Chance Encounter'. It beautifully depicts Draco's internal struggle as he pines for Harry while being in a situation where he has to hide his feelings. The character development in this fanfic is really well - done.
One key element is the power play. Harry being in the top position often implies a certain amount of power or dominance over Draco. This can be physical, like in a fight - turned - into - something - more scenario, or emotional, where Harry's decisions and actions have a greater impact on Draco.
One key element is the power dynamic. Since Draco is 'top', there's often a sense of him having more control or dominance in the relationship. For example, in many fics, he might be the one to initiate certain situations between him and Harry. Another element is the exploration of their characters' growth. Harry, being 'bottom', may show a more vulnerable side, which is different from his usual heroic self in the original books. This allows for a deeper look into his character.
There's also 'Draco's Boy'. It's a fic that shows a more possessive side of Draco towards Harry. It has some really interesting plot twists and the author does a good job of capturing the essence of both characters. Their interactions are filled with tension and underlying affection, which is a big draw for readers who like this kind of dynamic.
One popular 'harry top draco bottom fanfic' is 'All Our Secrets Laid Bare'. It delves deep into the relationship between Harry and Draco, exploring their complex emotions and the power dynamics between them in a really engaging way.
There were a few novels that could be recommended, but they did not explicitly mention the female lead. Therefore, I don't know if there are any female protagonists in novels who have transmigrated to the bottom of the sea.