Title: Cypher
Description: Note: Initial publications were scheduled for release on 2019-12-03, but all indications suggest that none were ever released. The ISBNs for those publications appear to have been re-used for an unrelated 2022 novel *Ymir* by the same author.

([Source][1])

[1]: https://www.isfdb.org/cgi-bin/title.cgi?2636177
Subjects: English literature