Reincarnated as a side character RASC

Rose enjoyed reading books. Her whole life revolves around books, yet she died tragically at a young age. But her life didn't just end with death.

She was reincarnated into the recent novel she was reading.

She, who enjoyed being around books, is now living as a minor character who got killed off in the story. Using her knowledge, she will try her best to live freely and avoid death.