Rimuru and Hinata, though sharing comparable ideals, clashed intensely. What transpired behind the curtain of this tangled conflict? Through Luminous Valentine"s eyes, the sole deity of Lubelius" Holy Empire and a member of the Octagram Demon Lords during the unfolding of a sprawling war and world"s peril. She recounts the "Holy Demon Battle" in detail, revealing a secret she has never shared before.
