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.
That arrow... It's from the Bow and Arrow!
!"هذا السّهم... إنّه من "القوس والسّهم
Der Pfeil … Der ist von 
dem Bogen und Pfeil!
La flecha… ¡Era una flecha de ese arco!
La flecha… ¡Era una flecha de ese arco!
Il a une flèche
qui va avec le fameux arc !
Quella freccia... è identica all'altra!
Aquela flecha... Era a flecha!
Это стрела от того самого лука со стрелой!