A sudden and silent wave of power hits the the lower world of mortals. Naoto Rei is a genius high school student who lives with his adoptive parents. One day he suddenly wakes up in a unusual room where he has to clear a task to survive or he will be killed. Is this a fortunate incident or...

Kenneth Icarus Negrowrath Gracious, in short, known as 'King' was a former demon king who was slain by the Seven Heroes, known as Seven Heavenly Virtues. Right after the Demon King's death, Azrael, the angel of death met King before his departure to the underworld. There he strikes a deal w...

A young man is unable to move forward with his life, trapped in the tragic past and present of his hometown, known as the "Darkest Days". When he is pushed over the edge one day, a line between life and death is muddled when a surprise encounter with an apparition, that is somehow connected to h...