In the midst of the academy's intra-school magic competition, the sinister Demon Cult finally showed its true colors. Seiichi, using his unparalleled cheat abilities, managed to neutralize the enemies. However, in their final act of defiance, a spell was cast, sending Seiichi to the underworld. The sudden and tragic demise of Seiichi left everyone in shock. Yet, Saria and the others unwaveringly believed, "Seiichi will be alright," holding onto the hope that he would return alive. Meanwhile, in the underworld, Seiichi found himself on a quest to defeat the King of Evil Spirits in order to return to the living. Even in death, his cheat abilities don't fail him!? The highly anticipated seventh installment of the popular series is here!