So, turns out that his trip to the future is written as a sequel to this one. Apparently it has 244 chapters. However it's only in novel form. No webtoon.
Oops, edit: It's called "Descent of the Demon god."
So, turns out that his trip to the future is written as a sequel to this one. Apparently it has 244 chapters. However it's only in novel form. No webtoon.