Old Japan was under threat of an evil scourge. Though weak, the fellow rescued the mighty swordstress Hazuki. She mistook his motive and fell in love---offering her glorious virgin hole! Quaff from my chalice, plow my field, she urged him, happy to service her rescuer, as his dagger plunged into her flesh forging a bond of utter loyalty and love.
Thus the weak protagonist made Hazuki the great his f*ckable sponge, sperm awash in her welcoming slit. The story of their joint conquest commences!