ReBirth ~ From the Upper World to the Lower World

In 'ReBirth ~ From the Upper World to the Lower World,' a man's ordinary day takes a fantastical turn when he falls into a pothole and finds himself in a mysterious room. Claimed by a voice as the system between worlds, he learns of his death and the opportunity to reincarnate in the lower world. Discovering that the geniuses of this new world were once ordinary people from a higher realm, he embarks on a thrilling journey filled with action, adventure, and romance in this Japanese web novel packed with elements of fantasy and parallel worlds.