Onii-san
お兄さん
Gender
Male
About
Height: 175 cm
"Onii-san" is one of the main characters of the story. His birth name is unknown. He never formally introduces himself to Sachi, so she just calls him "Onii-san". He has light colored hair and always wears a face mask.
~!In chapter 43, he revealed that his name is Haru.!~
