King's Proposal, Vol. 5 (light novel): The Crimson Sage

Surrounded by Man-Eating Monsters…and Women!Mushiki Kuga, having missed the mage aptitude test while out saving the world as Saika, finds himself receiving a failing grade at Void’s Garden. His one chance at redemption lies in the hands of Erulka Flaera, who whisks him away to a deserted island crawling with annihilation factors for a one-week supplementary course. However, once he’s there, he encounters an altogether different threat…as an adult Erulka and the other members of the course t...