Because of a VR malfunction, Chiba Ritsu, who traveled through time and became a ronin, has top swordsmanship talent and the title of the best swordsman in the world, but he is completely useless.
The ramen debt of Granny Dense, the troublesome commission from Master House...
"How come this soulless world is a hundred times harder than the promised game introduction?!"
Note: Self-entertainment product, ooc
Purpose: Make money...