Reborn to Master the Blade: From Hero-King to Extraordinary Squire Novel Volume 8 was written by Hayaken with illustrations by Nagu.

Bearing Eris's and Ripple's hopes, Inglis prepares herself for a decisive battle against the Prismer! She rushes back to Karelia to get ahead of Rafael's plans to intercept the revived Prismer. Inglis is giddy with excitement over the chance to fight the ultimate adversary, but little does she know of the terrible hardships that await her... Meanwhile, Alcard's snowy expanse heats up amid a struggle for succession between Lahti and his brother. Leone and Liselotte, who want to help, get drawn into an uphill battle against a foe who wields multiple Artifacts to their fullest. Everything comes to a head as the reincarnated hero-king takes on her most worthy opponent in either of her lifetimes!