[3][4][5] The group was formed by guitarist, bass guitarist, drummer, backing vocalist, and principal songwriter Richard Thurston (formerly of Timescape Zero, Culture, Blood Has Been Shed, Diecast, One Nation Under, Terror, and Walls of Jericho), and vocalist and lyricist Damien Moyal (formerly of Culture, Shai Hulud, Morning Again, Bird of Ill Omen, As Friends Rust, Bridgeburne R, and Damien Done).

The last two extended plays were combined into a compilation album titled Unremarkably Mortal + The Long Con for the Japanese and European markets in 2015 (Cosmic Note / Demons Run Amok Entertainment).

Back as a two-piece, Thurston and Moyal recorded the band's third extended play, Unremarkably Mortal, in October 2014, before setting out to recruit new members.

[19][20] In March 2015, On Bodies embarked on a Japanese tour, promoting a compilation of its second and third extended plays, Unremarkably Mortal + The Long Con, released on compact disc through Cosmic Note on February 25, 2015.

[22][19][18] Later in 2015, Thurston and Colina recruited Covington, Kentucky–based drummer Boone Haley (formerly of Mixtapes), and Cincinnati-based bass guitarist Megan Schroer (who later played in The Homeless Gospel Choir).

[21] German record label Demons Run Amok Entertainment re-issued the compilation Unremarkably Mortal + The Long Con on 12-inch vinyl on September 25, 2015.