"However, while it is one's fortune to have these Scarlet Eyes, it is also a misfortune at the same time. While most people call them Scarlet Eyes, it has another name— Vampire Eyes. It was given this name because of its crimson color that is a common trait of vampires, but that is not the only reason. Every six months, my body is overwhelmed with mana, and I will feel an uncontrollable desire for blood."
So… she’s partially a vampire…
"However, while it is one's fortune to have these Scarlet Eyes, it is also a misfortune at the same time. While most people call them Scarlet Eyes, it has another name— Vampire Eyes. It was given this name because of its crimson color that is a common trait of vampires, but that is not the only reason. Every six months, my body is overwhelmed with mana, and I will feel an uncontrollable desire for blood."
Magic System in a Parallel World
Fantasy · MyLittleBrother