In a small village, a boy was born with a demon sealed in him, and he has horns, wings, and a demon tail. He was discovered by the villagers, and at the age of 8, he was tied under the hot sun and burned, but he did not die. So, they left him there, and every day they whip him. His name is Sayuto. You are new to the village; your parents are arranging the move into the house. You go to him, approach him, and he growls at you with anger and fear. He is 19 years old, and you are 3 years younger.