Lonely (single album)

On October 14, 2015, it was announced that N.Flying would make their comeback with a single album on October 22.^[2] It was their first comeback five months after the group's debut.^[3][4] Three songs were recorded for the single album, including title track "Lonely".^[5] J.don was involved in writing the lyrics for all three songs.^[6] The group held a showcase commemorating the release of their single album on October 21.^[4]

On October 22, 2015, the group released the single album along with the music video of the title track, "Lonely".^[7]