此処とは違う異世界――。
歴戦の兵士・『災厄潰し』と希代の死霊使い・『屍神殿』の、
世界と自身の生死を賭けた勝負が決した。
――そして、舞台は新宿へ。
A Necromancer called The Corpse God is fighting against the Church, that is trying to subjugate him. Using his last ounce of power against the Calamity Crusher, he gets defeated, but his reincarnation magic activates.
Suddenly, he got transported in a world of modern society and in a body of kid Polka Shinoyama. What is gonna happen to him in this world? What will he do?