Oretachi ni Tsubasa wa Nai - Under the Innocent Sky. is the fifth visual novel developed by Navel. Before the game's release, a prequel game named Oretachi ni Tsubasa wa nai ~Prelude~ containing bonus scenarios and events before the timeline of the game was released on 28 June 2008. This release didn't contain hentai scenes. The limited edition of the game was released on 30 January 2009. A standard version of the game was released on 24 April 2009. A fandisc named Oretachi ni Tsubasa wa Nai AfterStory was released on 30 July 2010. A non-adult version remake, named "Oretachi ni Tsubasa wa Nai R", of the PC game was released on 27 May 2011. The game has also received several manga adaptations. An anime adaptation by the studio Nomad started airing on April 4, 2011.