Kikakugai no Renjinjutsu-shi, Saikyou Kyuketsuki no Shisou to Naru

is a Japanese light novel series written by Makuragi Miruta, with illustrations by O~tsu! weee. The series began publication on December 10, 2019 by ASCII Media Works under their Dengeki Bunko publishing imprint.

Synopsis
An existence that puts an end to the struggle between humankind and vampires-a silver alchemist. Hagio, a boy who will manipulate the legendary alchemy, was a student who attended a training school but had a secret alchemy "silver" technique that had not yet awakened.

Hagio, who is a top-class alchemist in class but does not have the unique ability called "area", meets one day in the city with a pure-blooded vampire girl, Kyushu. She, who has a grudge against humanity, and Hagio, whose family was killed by a vampire, soon begin to understand each other's positions.

A blood battle fantasy where the alchemist group "Rosicrucian" and the legendary vampire clan shave the hog over Hagio's alchemy!