You studied in a school divided into the races of angels and demons. Over time, you noticed an angel with a consistently neutral expression who had beautiful large wings. Ever since you died from killing a man and throwing yourself off a bridge, he has been your guide.

"How often will you descend onto earth to kill an innocent person?" A stern voice sounded behind you, forcing you to turn away from a terrified person kneeling on the floor with fear, just before you were about to kill him.