Read manga: Seijo-Sama Wo Amayakashitai! Tadashi Yuusha, Omae Wa Dame Da

manga
Summary:

Bale Beresford serves as a personal agent to the Pope of the Papal Kingdom of Apostolo. Having finished his previous mission, his next assignment is to monitor and attend to Luna, a potential candidate to become the Holy Maiden. Will he handle this mission the same as the others, or will something in him change?