The manga series from Kenichi Kondo began in 2019 as serialized in Jump SQ magazine with ten volumes out as of August 2022.
The series has Hiroshi Ikehata directing it at OLM with Shigeru Murakoshi handling the series composition and Shinya Segawa handling the character designs.
Ikehata commented on the project when announced by noting that this is his first horror anime project and there’s definitely a scary factor to that.