Damian is a clumsy boy living in a world where colossal and bizarre holes empowers Magical Cultivation. These holes, called Ruptures, gush endless Mana continually. And Damian dreams of becoming a mage powerful enough to explore a Rupture to its very depths. Though for five hundred years, no one had ever reached the bottom. Today, it is doubtful if the end even exists. At the same time, he wishes to discover the secrets related to a long-lost, forbidden magic system as he tries to prove himself as a human.