is a Japanese multimedia franchise by Kadokawa. Originating as a concept book released in November 2017, it later received a novel series written by Hiroyuki Nakao and illustrated by Eisaku Kubonouchi. An anime television series adaptation produced by NUT aired from October to December 2023. A manga adaptation by Hishio Itami began serialization in October 2023.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).