What cannon fodder? She is obviously a heartthrob heroine

[Heartthrob Cannon Fodder Mary Sue Strategy Abuse Scum Natural Tea No Fixed CP Consciousness Awakening] There is always a cannon fodder behind every pair of lovers who finally get married; they are humble and inconspicuous, and they all have a bleak end, and their existence is ultimately to promote the development of the relationship between the male and female protagonists. And Ji Rou, every time, is the beautiful but bleak cannon fodder character...... However, what about when cannon fodder consciousness awakens? -World 1. Cannon fodder stand-in