Kindaichi Shonen no Jikenbo R - Vol. 1 Ch. 4 - The Snow Goblin Legend Murder Case (4)

[MangaDex]

 

[KelpTheGreat]

I doubt he's literally a professional, in the sense that someone pays him to flame people online, but ignoring that for a second: I don't understand why people get a perverse sense of enjoyment out of flaming in the first place, but this guy knows that he drove several people to suicide and revels in that fact? Wow. He's as bad as a murderer himself.