South Korean brother-sister duo AKMU released the single "Happening" on November 16, 2020. In a press release for the song member Lee Chan-hyuk hinted that it was a potential prelude to their next full-length album.[2][3] On June 27, 2021, South Korean news outlet Hankyung reported that the duo would be making a comeback in July, and had begun filming their new music video.[4][3] On the same day, their agency YG Entertainment confirmed that they were in the middle of filming a music video for a new track.[5][3] On July 12, the release of AKMU's new album titled Next Episode was announced for July 26.[3][6]