One possible plot could be that Dragonite gets separated from Iris during a dangerous adventure. Iris is desperate to find it and Dragonite is trying to make its way back to her. Along the way, Dragonite has to face various challenges and meets other Pokémon who either help or hinder its journey back to Iris.
You can try looking on fanfiction websites like FanFiction.net or Archive of Our Own. There are often many stories featuring different Pokémon and their trainers, so you might be able to find some great Dragonite and Iris fanfics there.
They could meet during a storm. Charizard is seeking shelter and stumbles upon Dragonite's cave. At first, they are wary of each other, but then they realize they both enjoy the warmth of the sun on their scales. This simple shared pleasure starts their friendship.
A Charizard and Dragonite fanfic could be about their epic battles. Maybe they compete for territory in a vast, magical landscape filled with floating islands and ancient forests.
In many cases, Dragonite is good for the Soul Silver story. It has high stats, a wide movepool, and can handle various challenges. However, it also depends on your team composition and playstyle.
In general, Ash is often depicted as his adventurous and determined self. He might be shown as being a bit naive at times. Iris, on the other hand, is usually portrayed as strong - willed and feisty. However, it's important to note that spank fanfiction is not a typical or widely - accepted form of fanfiction and may contain elements that are not in line with the original characters' personalities in a more official sense.
It is completely unacceptable. Fan - fic is meant to expand on the lore, relationships, and adventures in a way that stays true to the essence of the original work. 'Dragonite sex fanfic' not only goes against the family - friendly nature of Pokémon but also degrades the character in an unethical way.
There could be a fanfiction where a Dragonite is magically transformed into a lemon - like creature. It then has to go on a journey to find a way to turn back to its normal form. Along the way, it meets other Pokémon who either help or hinder its quest. This story could explore themes of identity and acceptance.