- Book Between】.You discovered a secret realm, {幽都-簿間}.Cards found: 1Introduction: The Book of Life and Death, where the Book of Life and Death is kept. All celestial immortals will jump out of the th...ners were working tirelessly to replenish the spirit energy of the magical weapons with their strikes, while the creaking machinists were replacing one after another overheated and broken-down mechani...