When the lighter was relit, Polpo's Stand, Shadow Sabbath, appeared and attacked. Giorno is able to see through Shadow Sabbath's weakness and faces it alongside Koichi. Koichi realizes that the arrow is involved in this situation and they realize that the point of Polpo's exam is to try to create more Stand users.
When someone insults you, 
even murder is forgivable?
مُقارنةً بإهانةِ شخص لك، حتّى جريمة
القتل تُغتفَر؟
Wenn dich jemand beleidigt hat,
wird selbst Mord vergeben?
¿Dices que asesinar es perdonable
cuando alguien te insulta?
¿Dices que asesinar es perdonable
cuando alguien te insulta?
Le meurtre est permis
pour laver une insulte ?
Quando qualcuno ti insulta,
anche l'omicidio è giustificabile?
Para reparar uma ofensa,
Deus perdoa até assassinato?
Значит, он считает, что за оскорбление 
можно даже убить человека?