One common theme is friendship. Ash forms strong bonds with his friends in the Alola region, just like in the series. For example, his relationship with his classmates is often explored more deeply in fanfics.
Growth is also a big theme. Fans like to write about how Ash continues to grow as a Pokemon trainer in the Sun and Moon environment. He might learn new training techniques or develop a better understanding of different Pokemon types.
One common theme is Ash's growth as a trainer. In the Alola region of 'pokemon sun and moon', Ash faces new challenges and his experiences shape him into an even better trainer. Another theme is friendship. He forms new friendships with both people and Pokémon in Alola. For example, his relationship with his new Pokémon like Rowlet, Litten and Popplio is often explored in these fanfics.
Another theme is their relationship. It can be a friendship, a romantic relationship, or a more complex bond. In some 'sun and moon fanfiction', they start off as strangers and gradually learn to understand and rely on each other. This exploration of their connection is really interesting. Usually, their relationship also reflects on the cycle of day and night in the story's world. For instance, if they are in a fight, it might disrupt the normal day - night cycle.
One common theme is the balance between the sun and moon. Since they represent two opposite yet complementary forces in nature, many fanfics explore how they maintain this balance in different scenarios.
Another theme is mystery. Since they are celestial bodies, there's an air of mystery around them. Fanfictions often explore the secrets they hold, like hidden powers or ancient prophecies associated with them. For example, a story might have the characters trying to unlock the secrets of the black sun to save their world from impending doom. The moon could be a key part of this mystery as well, perhaps holding a clue or a power that is needed. And also, the theme of transformation is quite common. Characters might be transformed by the power of the black sun or silver moon, either physically or in terms of their personality, as they get closer to these celestial entities and are influenced by their energies.
One popular theme is adventure. Ash and Lillie might go on various quests together in the Alola region, exploring new places and encountering different Pokemon. Another theme is friendship. Their relationship could develop from just being acquaintances to really close friends who support each other through thick and thin. Also, growth is a common theme. Lillie might overcome her shyness and fear of Pokemon with Ash's help, while Ash could grow in his understanding of different cultures in Alola through his interactions with Lillie.
A common theme is the power of unity. The Ultra Guardians often work together in the original concept, and this is emphasized in fanfiction. They rely on each other's skills and Pokemon to overcome challenges. For instance, when facing a powerful Legendary Pokemon, they combine their efforts and strategies.
One common theme is the exploration of the unique Alola region. Since the games are set in Alola, many fanfics focus on the different islands, their cultures, and the Pokemon native to the area. Another theme is friendship, like the bond between the trainer and their Pokemon as well as friendships with other trainers.
In many such fanfictions, the plot might involve Ash's friends suddenly turning against him due to some false accusations or misunderstandings. For example, they could believe that Ash has been secretly working with an enemy group, which leads to his betrayal.
A fanfiction could focus on Ash Greninja's unique form and abilities. For example, it could tell a story where Ash has to rely on Greninja's special skills to overcome a powerful, mysterious Pokemon in the Alola region. This would show the significance of their partnership in the context of Pokemon Sun and Moon.
One possible fanfiction could be where Ash has to dress as a girl for a mission in the Alola region (Sun and Moon setting). Maybe he needs to infiltrate a group that only allows girls. He would struggle at first with the new appearance but gradually get used to it and use his skills to complete the task.