the nerd turned out to be the tyrant

Before her accident, Lucette was a young woman living in modern-day Korea. So why did she wake up in the body of a little girl living in the remote outskirts of the Vladin Empire? That was the setting of the ultra-violent webnovel she was reading when she was hit by a truck! But since things have come to this, Lucette might as well get her hustle on, far away from the dangerous capital. At least, that's what she thought before befriending a brilliant but mysterious boy named Lev. What will happen as their growing bond unveils a life-threatening secret?