コンパイルハート
The game was first announced on March 16, 2014 during the "Game no Dengeki Kanshasai 2014" stage event in Akihabara, alongside "". On June 16, 2014 it was announced that the game would be a PS4 exclusive. Compile Heart initially considered releasing each of the three chapters as separate games, and as a result different title logos were created for each story. The game is produced by Naoko Mizuno, alongside director Shingo Onodera and character artist Tsunako.