Well, maybe Ash is in a battle against a very strong and evil Pokémon trainer. This trainer has a device that can disrupt Pokémon energy. During the battle, the device malfunctions and instead of harming Ash's Pokémon, it sends a strange wave towards Ash. This wave causes Ash to transform into Mew. Ash, now as Mew, decides to use his new form to outwit the evil trainer. He uses his speed and psychic powers to confuse the trainer's Pokémon and then teaches the trainer a lesson about the proper way to treat Pokémon.
Here's a plot. Ash has always been curious about the legend of Mew. One day, he meets a very old and wise Pokémon that tells him there is a way to experience what it's like to be Mew for a short time. Ash, being adventurous, agrees. He is led to a special place where he has to go through a series of tests. After successfully completing the tests, he is transformed into Mew. As Mew, he explores the world from a different perspective. He visits places that are usually inaccessible to humans and Pokémon alike, and along the way, he makes new friends among the wild Pokémon. He also uses his Mew form to help a group of Pokémon who are being hunted by poachers, using his disguise and psychic abilities to drive the poachers away.
One possible plot could be that Ash is on a journey in a mysterious forest. He stumbles upon an ancient and powerful crystal. When he touches it, a strange energy envelops him and he starts to transform into Mew. As Mew, he has to adapt to his new form. He discovers he can fly and communicate with other Pokémon in a different way. He then uses his new abilities to help his Pokémon friends who are in trouble in a nearby cave, fighting off a group of powerful rogue Pokémon.
A powerful and greedy Pokémon collector could be the main antagonist. He wants to capture Ash, now in his Mew form, to add to his collection. He has all sorts of high - tech devices and trained Pokémon to try and catch Ash.
One possible plot could be that Ash is transformed into a rare and powerful Pokemon like Mewtwo. He then has to navigate the Pokemon world from a different perspective. He discovers new abilities and strengths he didn't know about before. And he uses his knowledge of being a trainer to communicate with other Pokemon and form alliances to face the challenges that come his way.
Perhaps in this fanfiction, Ash discovers that he has a deeper connection to Mew than he ever thought. It could involve Mew choosing Ash as a special trainer to carry out a very important mission in the Pokémon world, such as saving a certain region from a new and powerful threat. This would lead Ash to face many challenges and grow in ways he hasn't before.
One possible plot could be that Ash is in a strange, enchanted forest. He somehow gets caught in a magical spell that starts to transform him into a Zoroark. As he changes, he begins to experience the world from a Zoroark's perspective. He discovers new powers and instincts, like the ability to create illusions to protect his friends from approaching danger in the forest. His Pokémon friends are initially confused but then realize it's still Ash inside.
In the 'ash is kidnapped by mew fanfiction', one possible plot is that Mew is acting out of a sense of desperation. It might believe that by kidnapping Ash, it can save the Pokémon world from a greater threat. Ash, being the protagonist, would then have to find a way to communicate with Mew and figure out what's really going on, all while trying to escape. Another idea could be that Mew is simply misinformed about Ash and thinks he's a danger, so it kidnaps him to protect the Pokémon realm.
Well, perhaps Ash could be transformed into a Mew through some magical encounter. He might then use his new form to explore the Pokémon world in ways he couldn't before, like flying high above the clouds and seeing the landscapes from a whole new perspective.
One possible plot could be that Ash is hit by a strange new type of Poké - ball created by a mad scientist. This ball has the power to transform trainers into Pokémon. Ash wakes up to find himself in the body of Pikachu. At first, he's disoriented but then realizes he can communicate with his other Pokémon in a new way. He teams up with Pikachu (who is now acting a bit like Ash) and they go on an adventure to find the scientist and reverse the transformation.
Well, it could have some really cool plots. Maybe Ash has some secret admiration for Mew that leads him on all kinds of hidden adventures or self - discovery. He might be trying to protect Mew in secret or has a special connection with it that no one else knows about.
One possible main plot could be that Ash hears rumors about a Mew sighting in a far - off, unexplored region. So, he decides to embark on a journey to find it. Along the way, he meets new friends and foes, all while being driven by his desire to meet Mew.
Perhaps Mew and Mewtwo are in a fight against an evil force that threatens the Pokémon world. Ash arrives at the scene and manages to communicate with them. He offers his help and through their combined efforts, they defeat the evil. As a result, Mew and Mewtwo see Ash as a true hero and allow him to catch them, leading to a new chapter in Ash's Pokémon journey.