Transmigrate into a Book as Cannon Fodder, and All I Want Is to Survive

After graduating from high school, Jiang You Nian set off on a solo trip. She died in an accident, and when she opened her eyes again, she'd transmigrated into a novel she'd read before. Good heavens, why? She'd finally graduated high school, and now she had to do it all over again. Worse, she'd become cannon fodder. After receiving the plot, Jiang You Nian only wanted to stay alive.