Father Abel takes Sister Esther to the Vatican in Rome, where she can join Cardinal Caterina Sforza's AX unit and be able to train in combat operations. However, Esther soon finds herself lost amidst her unfamiliar surroundings and encounters a young man under a trellis who is crying and feels unable to perform his duties. She gives him encouragement before Father Tres arrives to retrieve her and is surprised to learn that the boy is actually the young Pope Alessandro XVIII.