"What did you say?" Kral's entire body seemed to bristle with hostility as he asked sharply, radiating a strong sense of enmity.
"Hey, don't look at me like that. I didn't mean to bring up that method. It's just that I... just thought of it," The spirit on the wall muttered.
"But you just mentioned that she needs to take a drop of blood from the heart?" Kral didn't look at me, but his tone strangely softened when he mentioned heart blood.
A werewolf's heart was an extremely fragile and deadly place, and the blood there was particularly special, and it was excruciatingly painful to take it.
"I am not...