First Victim

The  First Victim  (last name Matsubara, first name unknown) is placeholder name referring to the first known person

Appearance
The first victim was a middle-aged woman with brown eyes and brown hair. Her height is unknown but she appears to be almost as tall as Hiro.

How did she die?

 * Hiro additionally shot her more times in the back after the first shot but when her daughter discovered her body, only 1 shot is seen.