A Returner's Magic Should be Special, Vol. 1

In a time when the Shadow World has taken over and most of humanity is wiped out, a
party of six heroes strives and fails to save the world...But magician Desir Herman is
given a second chance when he opens his eyes and finds that he's gone back thirteen
years in the past! It's now up to him to gather his party once more and stop the
greatest catastrophe in human history!