In Fortelnia, an individual's strength and destiny are determined by their "existence power" from birth. Regrettably, Aruto is born with the lowest rank [☆1], causing him to be exceedingly weak. Tragically, his beloved Hanna is killed by none other than Gamizin, the world-renowned mage. Yet, Aruto is offered a fresh start and equipped with extraordinary crafting skills bestowed upon him by the divine. With a vow to succeed this time, he sets out on a quest to revive Hanna.