The tower monopolizes magic, and the divine power oppresses all living beings. Kane, a third-class apprentice, violated a taboo and became a heretic being hunted throughout the city. In a desperate situation, he used the blood of the abyss as a blade to tear apart the hypocritical judgment and embark on the road of revenge. The transactions of mysterious merchants, gods imprisoned for thousands of years, the shocking lies behind the tower... When magic is exhausted, only blood can be used as a salary to ignite the flames that will burn the old world. See how the ants at the bottom use the power of taboo to ascend to the supreme throne of ashes step by step!