We can expect a fresh take on the character. If Haku was originally male in the source, as a girl in the fanfic, her personality might be adjusted to fit the new gender. For example, she could be more nurturing or have different emotional responses.
One can expect new relationships to be formed or old ones to be redefined. In a 'haku is a girl fanfic', if there were male friends in the original, now there could be potential for different types of friendships or even romances. Also, the fanfic might explore how the world around Haku reacts to her being a girl, whether it's in a positive, negative or neutral way.
Expect to see different character development. Since Haku is a girl in this fanfic, she may face different obstacles compared to when she was male in the original. This could lead to her growing in ways that are unique to her new gender. For instance, she might have to deal with gender - specific expectations in the fanfic's society, which could shape her into a more complex and interesting character.
Since it's a fanfic related to 'Gossip Girl', we might anticipate seeing the familiar characters from the show, perhaps with new personalities or story arcs. The 'garden' part could introduce elements like garden parties, secret meetings in the garden, or even some sort of mystery related to the garden that the characters have to solve, all while dealing with the typical 'Gossip Girl' social drama.
Since Figure 13 is a girl in the fanfic, there could be changes in the interactions. For example, if there were previous male - male interactions that now become male - female, it can lead to different emotional developments. Also, it might introduce new plot elements like a potential romantic sub - plot or a new type of friendship dynamic. Moreover, the character's role in the overall story could shift as a result of the gender change, perhaps taking on different responsibilities or having different goals within the narrative.
We might expect a genuine portrayal of life in Oslo. It could show the city's beauty, its people, and the unique Norwegian culture.
It's hard to predict exactly. Fanfic is so diverse and can go in all kinds of directions. Maybe there'll be more crossovers or new takes on classic tropes.
We can expect stories that are likely to be centered around the hidden girl. There might be elements of mystery, as she is 'hidden'. It could also contain stories about discovery, either of the girl herself or of things related to her.
We can expect more mind - games. The first novel was full of psychological twists, and a sequel would likely continue that trend. Maybe we'll see how the characters have changed or not changed over time.
Probably new characters and new types of battles. Since it's a '2 story', there should be some evolution from the previous one. Maybe the story will expand on the backstories of the girls, their reasons for fighting, and how they form alliances or rivalries. It could also introduce new settings for the battles, which would make the whole story more exciting.
Probably a story full of nature and solitude. Since it's about a marsh girl, there might be a lot about her life in the marsh, like how she survives and interacts with the local wildlife.
Perhaps we can expect a story full of inspiration. A girl might show that gender doesn't matter in baseball.
Maybe we can expect a story full of girl - power. It could show how girls support each other in different situations.