In a 'dying reader meets the Guardians fanfiction', it might start with the reader being in a desolate place, close to death. The Guardians come across the reader during one of their adventures. They feel a sense of duty to help. Groot, with his kind heart, might be the first to approach the reader. The story could then unfold as they take the reader on their ship, the Milano, and try to figure out how to heal the reader. This could lead to a series of events where the reader and the Guardians bond, and the Guardians learn more about the human condition through this encounter.
It could be a powerful alien warlord who wants to use the dying reader's unique energy for his own evil purposes. Since the reader is in a vulnerable state, this antagonist sees an opportunity to gain power.
In such a fanfiction, the dying reader might be in a post - apocalyptic world. The hybrid BTS members are a new species that have emerged. The reader, who is dying from lack of resources or an injury, is found by a dog - hybrid Jin. Jin takes the reader to their hybrid community where they try to heal the reader using their special abilities, like Jin's ability to soothe with his warm presence and maybe some special herbs that only hybrids know about.
In this fanfiction, Elsa might use her ice powers to create amazing ice sculptures for the Guardians. They could be in awe of her abilities and she could learn some new things from them too, like how to better protect the ones she loves.
I think it could be V. He has this mysterious and empathetic air about him. If he were a hybrid, like a wolf - hybrid, he might be drawn to the dying reader's pain. His instincts as a wolf - hybrid could make him sense the reader's vulnerability and approach them first to offer some sort of comfort or help.
Well, it could be that the scared reader is in a hospital and the nurse, who is a BTS fan, tries to comfort the reader by talking about BTS. Maybe the nurse plays BTS music softly in the room to calm the reader down. The reader might start to get interested in BTS because of the nurse's enthusiasm and they develop a friendship over time.
The plot could involve the reader being transported to the unique universes where Geno, Fresh, and Error exist. Maybe the reader starts as an outsider and gradually befriends them, getting involved in their adventures and helping them with their personal struggles, like Geno's fight against his own doomed fate or Error's issues with the multiverse.
The plot might start with the hurt reader running away from home after an argument with their family. They end up in a magical garden where Tikki and Plagg are. Tikki offers the reader some magical treats that have the power to heal emotional wounds. Plagg, meanwhile, teaches the reader how to be more carefree. The reader then has a series of adventures with the kwamis, learning important life lessons along the way and eventually mending their relationship with their family.
Well, it could be about the reader, who is battling cancer, finding solace in the world of Fresh Sans. Maybe Fresh Sans uses his unique powers to bring some joy to the reader during their tough time. For example, he could create colorful illusions to distract the reader from the pain.
One possible plot could be that Tobi, Sakura, and the female reader all end up on a mission together. Tobi's unpredictable nature might create some comical situations at first. Sakura, with her medical and combat skills, would be a reliable ally. And the female reader could have some unique abilities that help them overcome the challenges in the mission, like perhaps the ability to communicate with animals which gives them an edge in a forest - type mission.
The plot could involve the male reader having some sort of connection to the RWBY world. Maybe he's a new student at Beacon Academy and discovers he has a terminal illness. The RWBY girls could then try to help him find a cure or make his remaining time meaningful. They might go on adventures together, with the reader's condition adding a sense of urgency and poignancy to the story.