She transmigrated to another world and became a slave. In this world, where men outnumber women, women were precious possessions who could live out their lives in safety under someone's protection. But what if she didn't want that? She would rather enter military school, go to the battlefield, and fight for the pride and dignity of surviving through mountains of corpses and seas of blood.
With no future left to lose, she would stake everything she had. If this world had no place for you and me, then she would turn the whole world upside down!