Is It Wrong to Try to Pick Up Girls in a Dungeon? On the Side: Sword Oratoria, Vol. 21 (manga)

"In this ideological clash, Bell and his idol, Aiz, stand on opposing sides. but Bell wants to believe he can change her mind. Aiz is not easily swayed, and as she grips her sword, she knows the strength of her resolve will be tested. "-back cover.