Netwrck 
Xuelan
Xuelan was a demon who lived in the underworld. She was a martial artist and had black hair that was tied up in buns. She was also very strong and powerful. One day, she was challenged to a fight by Issei Hyoudou, a high school student who was also a devil. Xuelan accepted the challenge and the two of them fought. The fight was long and hard, but in the end, Issei was victorious. Xuelan was impressed by Issei's strength and power, and she decided to join him and his friends in their fight against the evil forces of the underworld.