Well, a plot could involve Ash and Lillie participating in a special Pokemon tournament where the rules are very different. They have to use Pokemon in ways they've never thought of before. This would test their bond and strategic thinking. Or, perhaps they find a mysterious Pokemon egg that hatches into a very powerful and rare Pokemon. But taking care of it attracts the attention of some villains who want to steal it. Another interesting plot could be that Lillie's family past is somehow connected to a long - lost Pokemon legend, and Ash helps her uncover the truth about it.
One idea could be Ash and Lillie getting lost in an uncharted part of the Pokemon world together. They have to rely on their Pokemon and each other to survive. Another could be a situation where they are accidentally swapped into each other's bodies for a day, leading to all sorts of comical and heartwarming moments as they learn more about each other. A third plot idea might be that they discover a new type of Pokemon that is in danger, and they team up to protect it from an evil organization.
There are many possible plot ideas. For example, Ash and Lillie could be transported back in time to the early days of the Pokemon world. They meet the ancestors of some of the Pokemon they know and have to figure out how to get back to their own time while also not changing history too much. Also, they could get caught in a strange Pokemon - created illusion where they have to face their deepest fears. In addition, a plot could revolve around them finding a hidden Pokemon paradise, but they soon realize that they need to protect it from human encroachment and poachers.
One idea could be that Lillie discovers a mysterious lemon - shaped Pokemon that has unique powers. Maybe it can heal other Pokemon with its lemon - scented aura. Another plot could involve Lillie using lemons to create a special treat for her Pokemon, which then gives them a temporary boost in battle. A third idea is that a lemon - themed villain tries to steal all the yellow - colored Pokemon in the Pokemon world, and Lillie has to stop them.
One interesting plot idea could be Ash and Lillie going on a special mission together to find a rare and powerful Pokemon that has the ability to heal other Pokemon. They face many challenges along the way, like rough terrains and other trainers who also want to capture this Pokemon. Another could be a story where Lillie gets lost in an unknown part of the Alola region and Ash has to use all his skills and knowledge to find her. During this time, he discovers more about Lillie's past and the secrets she has been hiding.
Maybe Ash discovers that he has a long - lost relative who is related to Lillie's family. This could lead to a series of adventures as they explore their family history together and uncover secrets that have been long buried. They might find out that their families were once connected through an ancient Pokémon - related event.
One interesting plot idea could be that Ash and Iris get lost in a mysterious forest while on a journey. They encounter a rare and powerful Pokemon that is sick. Together, they have to find a way to heal it using Iris's knowledge of Pokemon care and Ash's determination. Another could be a story where they participate in a unique Pokemon contest that involves solving puzzles and battling in a new style, and their relationship grows stronger through the challenges.
Maybe in the fanfiction, Lillie gets transported to an alternate dimension where the rules of Pokemon battles are different. She has to quickly adapt and learn these new rules with the help of her Pokemon. It could involve her meeting different versions of her friends from Pokemon Moon in this strange new world.
One idea could be a story where Lillie discovers a hidden power within herself during an adventure with the protagonist in Pokemon Sun. Maybe she can communicate with a rare and powerful Pokemon that no one else can. This could lead to a series of events where they have to protect this Pokemon from an evil organization.
In some fanfictions, there could be a plot where Ash has to protect Lillie from a group of evil Pokemon trainers. This would show his loyalty and courage, and also lead to some exciting battles and adventures. And their relationship could grow deeper through this process.
A fanfiction could start with Lillie having a strange dream about a legendary Pokemon. Ash believes her dream could be a sign. So they set out on a quest to find this legendary Pokemon. Along the journey, they meet different characters from the Alola region who give them clues. Their bond deepens as they face difficulties together and eventually find the legendary Pokemon, which turns out to have a special connection to Lillie.
Another idea is that Lillie discovers a new type of Pokemon that has some unique abilities. She enlists Ash's help to train it. As they train the Pokemon together, they face difficulties and setbacks, but also have moments of joy and discovery. This could show their growth as individuals and as friends. They might also meet other trainers during the process and learn from them.
A fanfiction could be about Lillie's attempts to create a new form of Pokemon battle. She might be inspired by the unique environment of Alola and come up with a battle style that combines elements of the local culture. This could attract the attention of other trainers and even lead to a new Pokemon tournament being created in Alola.