Jolyne attempts to confuse Johngalli A's Stand in the visitation room by triggering the fire sprinkler system. The mysterious boy instructs Jolyne to kick out the base of a pillar, which uncovers a secret passageway. Jotaro suggests that they escape, but Jolyne decides to try to save the boy from the enemy Stand as he has now become the target. She seemingly foils the assassin by using a broken gas pipe to throw off his sense of direction and immobilizes the Stand...