"No One" (stylized in all caps, Korean: 누구없소; RR: Nugu Eopso) is a song recorded by South Korean singer and songwriter Lee Hi featuring B.I of iKon from Lee's first EP 24°C.
It was released on May 30, 2019, by YG as the lead single from the EP.
It is Lee's first single (as the lead artist) since her three-year hiatus following the release of her second studio album in 2016.
It was written by Yoon Myung Woon, Kim Min Gu, and iKON’s B.I.
"No One" has been described as a reggaeton-infused, dance track with a groovy tune full of vibrant percussion, smooth melodies, and quirky synths.