Talk:Volume 8/@comment-35178560-20181122084334/@comment-2405:205:120B:1FBA:F98D:B0F6:11F6:E66C-20181220184257

That's Julio, Juliet in the disguise of a Black Dog boy. She made her first appearance in chapter 3 of volume 1, before becoming a recurring character (as Julio of course).