A Journey to Another World Starting from the Elves

After the time-travelling hero defeated the Demon King, he did not choose to return to his hometown. In an accident, he met a mysterious man who claimed to be a traveler and became an elf. In order to fulfill the agreement, the elf and the human embarked on a two-person journey. As the journey progresses, the truth of those lost ages, the devil lurking in the shadows of the world, and the legends of the ancient church are all verified one by one.