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.
Well, Ruby would be full of hope and optimism, believing that there's always a way to save the male reader. She'd be scouring the library and asking around for any possible solutions. Weiss might be a bit skeptical at first but would get drawn into the mission to save him. She'd use her family's influence if need be. Blake would be the calm presence, offering words of comfort and understanding. Yang would be the most vocal in her support, vowing to protect the male reader from any harm that might come his way while he's in this vulnerable state.
The plot could involve the relationship between Adam and the Faunus Reader in the context of the RWBY universe. Maybe they meet during a Faunus rights protest. Adam, being a controversial figure, might initially see the Reader as a tool for his own radical ideas. However, as the story progresses, they could develop a more complex relationship, with the Reader trying to steer Adam towards a more peaceful path of fighting for Faunus rights.
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.
One interesting plot point is the male reader's relationship with each member of the RWBY team. He could start as a stranger and gradually build deep friendships or even romantic relationships with some of them. Also, the male reader might be on a quest to discover his own identity or purpose in the RWBY universe, which leads to self - discovery and character growth throughout the fanfic. Sometimes, he may be the key to unlocking a long - forgotten mystery in the RWBY world, like a hidden power or an ancient prophecy.
Maybe the alien comes to Earth on a mission, and the reader accidentally gets involved. The story could involve their adventures together while trying to keep the alien's identity a secret from the authorities. Along the way, they might face many challenges that test their friendship and loyalty.
The plot could involve the male reader saving Puss in Boots from a dangerous situation. This act of heroism catches Puss in Boots' attention, and they start to travel together. Along the way, they discover their feelings for each other.
Well, it could be that the anti - hero male reader is new to Gotham and doesn't fully understand the Joker's reputation. He accidentally gets involved with the Joker's plans. As the story progresses, he discovers the true horror of the Joker's actions. He then has to decide whether to continue on this path with the Joker or break away and use his own anti - hero ways to try and fix the mess he's gotten into. This could involve him making some tough moral choices along the way.
The plot might involve the male reader suspecting the girl of cheating. He could start noticing little things like her being secretive about where she goes or who she's with. As he digs deeper, he finds out she's been making deals with the enemy or flirting with other guys for some advantage. This could then cause a big rift between them and the male reader would have to figure out how to deal with this betrayal.
Perhaps the story could start with the male reader's kids being very difficult to handle. The futa babysitter comes in and is able to handle them with ease. This amazes the male reader. As they spend more time together, they start to share personal stories. The male reader discovers that the babysitter has a big dream of opening her own daycare someday, and he starts to support her in that dream, which brings them closer together.
One idea could be that the male reader is a transfer student to Beacon Academy. He has a unique Semblance that catches the attention of the RWBY girls. For example, his Semblance could be related to time manipulation. Ruby might be intrigued because she loves unique abilities and wants to learn from him. Weiss could initially be a bit standoffish but as she sees his skills and determination, she warms up to him. Blake would see something in him that reminds her of her own struggles, and Yang would be attracted to his confidence.