Dead Mount Death Play Vol 1

It´s a showdown for the ages as the legendary hero takes on the corpse god necromancer, but when the dust settles, something isn´t quite right... In the final moments of their epic confrontation, the corpse god´s final gambit shot was wholly unexpected -- reincarnation magic! Across space and time, a boy named Polka Shinoyama awakens feeling...not quite himself...... Who could´ve expected that the climactic battle between good and evil would turn out like this??