Travels of the Envoy from the Mountain of the Other World

After a hard day's work, an office worker returns to a rental house to rest. The next day he wakes up to find that he and his house have appeared in a different world that does not belong to the earth. He is also called the Messenger of the Holy Mountain by a princess of a country, but behind it is implicated in the dark side behind the high-ranking officials of various countries in the different world. Let's see how he, who is born in science and engineering, uses his otherworldly abilities and rigorous reasoning to survive and travel in the otherworld... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.