Weiss could be one. Since she's Ruby's teammate, she might play a role in the fanfiction. Maybe she's initially skeptical about their relationship but eventually comes to support them. Another could be Blake. She could be involved in helping them out in some situations, like when they face difficulties in their married life. And of course, their mentors like Ozpin or Qrow could also make appearances. Ozpin might offer some wise advice about their relationship, while Qrow could be more of a protective figure, especially towards Ruby.
One possible plotline could be them facing challenges together as a married couple in the world of Remnant. For example, they might have to deal with threats to their new family while also juggling their responsibilities as Huntsmen. Another could be a more comical plot where they struggle to adjust to living with each other's quirks. Maybe Jaune is super messy and Ruby is a neat freak, and they have to find a way to coexist happily.
There might be some fanfictions out there that depict them sleeping together in a non - inappropriate way, like a platonic sleep - over kind of situation. However, it's important to note that the RWBY fandom has a wide range of fan - made works, and you'd have to search carefully to find one that meets your criteria.
Rather than engaging with potentially inappropriate fanfiction, it's better to look for fanfiction that promotes positive values, such as friendship, teamwork, and character growth in the context of the Jaune and Ruby relationship.
I'm not sure of a specific one off - hand, but you can check out popular fanfiction websites like Archive of Our Own. Just search for 'jaune married' and you'll likely find some great reads. Look for ones with high ratings and lots of reviews as those tend to be well - written.
One interesting jaune married fanfiction could be one where he marries a character from his own universe and they face challenges together. For example, if he marries Pyrrha, they might have to deal with the political implications of their union in the context of the story's world.
A theme that often pops up is the integration of his married life into his heroic journey. In these fanfictions, Jaune has to balance his duties as a hero with his responsibilities as a husband. This can lead to some interesting plotlines where he has to make tough decisions. Also, the theme of cultural differences might be explored if his partner is from a different background, adding another layer of complexity to their relationship.
The idea of 'jaune arc married to his mom' is an extremely inappropriate and unethical concept, and such fanfiction should not exist. Incestuous themes are not acceptable in most moral and ethical frameworks.
One popular Jaune Arc married fanfiction is 'A New Beginning'. It explores Jaune's life after getting married and how he navigates family and his heroic duties. The story has great character development and some really heart - warming moments between Jaune and his spouse.