The person hiding in the mirror was Illuso from the Hitman Team. Fugo ends up being dragged into the mirror by Illuso's Stand, Mirrorman. Fugo then summons his own Stand, Purple Smoke. Despite Giorno wanting to find Fugo, Abbacchio decides to go look for the key, since that was their mission. However, once Abbacchio finds the key, he also gets dragged into the mirror world...
Damn you, you stupid brat!
!اللّعنة عليك أيّها الطفل الشقيّ
Du bescheuerter Bengel!
¡Maldito seas, mocoso!
¡¿Cómo te atreves a entrar infectado?!
¡Maldito seas, mocoso!
¡¿Cómo te atreves a entrar infectado?!
Sale gosse !
Il est entré contaminé !
Merda, stupido moccioso!
Maldito seja, moleque!
Проклятье, вот паршивец! 
Мы же оба им заразились!