Well, one possible plot could be that Ruby is trying to boost the morale of her team. So she sings a song that has special meaning to them, like a song from their childhood or a song that represents their unity. This could bring the team closer together and give them the strength to face a difficult battle.
In this fanfiction, Ruby could become a teacher. She would teach the next generation about the history of the huntsmen and huntresses, as well as the importance of unity and courage. By passing on her knowledge and values, she still plays an important role in the fight against the Grimm, just in a different way than being a huntress. She could inspire students to become great huntsmen and huntresses, and also share her combat experiences to help them in their training.
It could be that Ruby has to deal with the consequences of a major decision she made in the past. This causes her to question her leadership skills and she embarks on a journey of self - discovery to become a better leader for her team.
The plot could involve Ruby finding a balloon that has strange powers. For instance, it might allow her to fly, which is something she doesn't normally do without her scythe's recoil. This new ability could change the way she approaches battles and exploration in the RWBY world.
The plot could involve Ruby entering a dream - like realm where she meets Dante. He becomes her mentor in this realm and teaches her about the importance of confidence and self - belief in combat. When she wakes up, she is determined to be more like Dante. She starts dressing a bit more like him and using his signature weapons in a modified way. Her friends initially think she's gone a bit crazy, but as she uses her new skills to save them from a powerful enemy, they come to accept her new - found fandom.
A great plot could be that Ruby, as the Fall Maiden, discovers that the power she has is connected to an ancient prophecy. According to the prophecy, she is the only one who can stop an upcoming apocalypse. But to do so, she needs to find and unlock the true potential of the Fall Maiden's power. Along this journey, she teams up with some unexpected characters, learns about the history of the Maidens, and battles powerful foes who are trying to stop her from fulfilling the prophecy.
In such a fanfiction, one possible plot could be that Ruby sacrifices herself to save her friends from a powerful and evil enemy. Maybe she uses her Silver - eyed Warrior powers to their fullest extent, which drains her life force but stops the enemy from harming her team. Her sacrifice could then inspire her friends to carry on her legacy and fight even harder against the forces of evil.
Well, one possibility could be that Ruby gains a whole new level of guidance. Ozpin might introduce her to secrets of the world she never knew. Maybe he trains her in unique ways, using his vast knowledge and experience, which helps Ruby become an even more powerful huntress in the long run.
One possible plot could be that Ruby discovers Yamato in a strange new world or dimension within the RWBY universe. She has to figure out how to use it or control it while also facing the challenges that come with it, like other Grimm or villains being attracted to the power of Yamato.
One possible plot could be Ruby initially trying to hide her Grimm part from her friends. As she struggles with newfound abilities and instincts, she has to constantly fight the urge to give in to the Grimm side. Meanwhile, a powerful enemy emerges that she might be uniquely suited to defeat because of her Grimm part, but she has to first come to terms with it herself.
Well, it could be about Ruby struggling to hide her true nature as a Grimm Faunus while still being a Huntress. Maybe she has to deal with the prejudice from others who fear Grimm Faunus.