Ryu Jangjin lives an ordinary life, finding joy only in reading web novels during his subway commute to and from work. One day, while returning home, a mysterious stranger follows him, breaks a window, and barges into his apartment on the third floor.
The stranger claims to be Ryu Jangjin’s disciple and that the world they originally lived in is not this world.
Ryu Jangjin, who usually enjoys reading web novels, especially martial arts novels, is tempted by this sweet offer, but he declines because he has to go to work the next day.
However, the guy abducts Ryu Jangjin to this other world out of the blue…?