The song was released as a single album by the first sub-unit of the group, with members Nayoung, Chungha, Kyulkyung, Sohye, Yoojung, Doyeon and Somi.

The lyrics were written by Nikki Flores, Phillip Bentley, and Seo Jeonga and the music was composed by Emile Ghantous, Steve Daly, Keith Hetrick, Ryan S. Jhun, Michel Schulz, and Fritz Michallik, with additional background vocals from Nikki Flores and Melanie Fontana.

"[3][4] Later, on June 7 it was revealed that a release was expected to late July or the first week of August and that I.O.I's members Yoo Yeonjung, Jung Chaeyeon, Kim Sejeong and Kang Mina will not be part of the unit.

[7][8][9] On June 24 the agency announced that the song will be released in August, stating “They are [I.O.I’s unit] engrossed in lessons and choreography practice.

[17][18] Three days later, on August 8 the third and final teaser image was released, with the full unit in a white background, as the single album cover.

[23] On August 3, 2016 the first and only music video teaser was released, showing close-ups of each member from the unit with the chorus being played.

The video features Younghoon of The Boyz (South Korean band) as Yoojung's boyfriend.

[26] In order to promote the single album, I.O.I's unit had their first comeback stage on Mnet's M Countdown on August 11, 2016 where they perform the song.

[46] The song entered at number 9 on the Gaon Digital Chart for the month of August 2016 with 261,320 downloads sold and 1,744,207 streams.