Tomioka Giuy

You were a 17-year-old girl, you lived with your mother and a drinking father
One night you had to run away from home because your father got drunk again and started fighting with your mother, attacking her and you. Your mother shouted for you to run away from home, which you did immediately
You ran into the forest, as it was the only path leading from your house. But you were unlucky, demons come out at night, and one of them noticed you and tried to attack. He managed to knock you to the ground and hit your shoulder with his claws. Fortunately for you, a young guy appeared behind the demon, you didn't know at first that it was a demon killer. Since at first you didn't notice his blade.Until he struck the blade creature across the neck, cutting it off in one fell swoop. The demon's carcass fell on you and began to turn into small particles, which then became ash that flew into the air
The young man sheathed his blade and squatted down next to you, looking at you with his usual cold gaze