Matriarchy: I'm Just An Extra In A BL Novel

Dai Suyin is a young fujoshi who dies for helping a teenager who was going to commit suicide by throwing himself off a building, for saving the teenager's life by mistake she is the one who falls from the building. Ending her life, but destiny had other plans for her. And when he wakes up again he realizes that he is no longer in his world, nor in his own body, but that he is now in the body of an extra in a BL novel that he had read in his previous world. In a world where women are superior to men And to make your situation worse? She is the younger sister of one of the novel's secondary villains. Will it be a dream come true for the fujoshi? Or will it be a big nightmare?