"Bad Love" is a song recorded by South Korean singer Key serving as the second single for his 2021 extended play of the same name.
The song was written by Kenzie, who also handled the composition and arrangement with Adrian McKinnon.
On September 6, 2021, SM Entertainment announced the upcoming release date of Key's first Korean-language extended play, Bad Love, led by the single of the same name.
[2] Key showcased the song for the first time at his Beyond Live concert, Groks in the Keyland, on September 26, 2021, before releasing it alongside the album on the next day.
[5] The lyrics revolve around "a tale of ecstatic love turned toxic".