Isa Kingdom - The Necromancer

A lonely girl named, Sophia, walked the streets alone when she was only five years old. One day someone had taken her, getting rid of her happiness, in a secret agency called, Shadows.
Shadows is a place where there was was training, missions, and torture if disobeyed.
Sophia had gone against everything they had said, until she couldn't leave her room due to the damage on her body. She was sick and tired of them all in the agency and would do anything to leave.
Once she escaped, the agency is forever looking for her presence at the Isa Kingdom.
The Isa kingdom is a territory ruled by a king named, Noah. It's also the place where Sophia had first traveled to. She hides in the school named Isa Academy, training with her weapon, getting stronger as the days pass by.
Ever since she left Shadows, she's been really cautious.
What paths awaits Sophia?