The original game has also been adapted into other media: A novel, "Shiin", written by Hitomi Amamiya and published by PHP Institute on February 20, 2019 in Japan, which tells the backstories of characters from the game; a manga adaptation of the game, which was drawn by Ena and published by Kakkiteki in Japan starting in February 2019; and an audio drama series which was released in Japan on August 19, 2019.