My Girlfriend Is a Knight, and I'm a Holy Sword

A sword that belongs to no one does not deserve to be called a sword. The moment he noticed that little girl, the holy sword thought that at last, he had found his master. "Use me, Greya. Use me as you would your own hand. I long to be wielded by you. I am your sword, and that is the meaning of my existence." Greya: What should I call you? Teacher? My friend? Or... my sword? Augs: I... actually, I wouldn't mind at all if you called me your husband. A gentle, devoted holy sword spirit VS a cool and handsome Valkyrie taught by the holy sword Also known as: "I'm My Wife's Pocket Grandpa" Third-person narration, mainly from the male lead's perspective. A true knight-and-sword romance. They level up and show off while falling in love. The handsome cover is once again by Teacher Songzi~