S.E.T (에스이티) was a three-member girl group under Hoonstar Entertainment. They debuted on June 3, 2017 with the digital single "The Beginning of Funk". They are presumably disbanded due to inactivity since December 2017. The group's name stands for members names: Soone, Eune, Taee (S.E.T). "Set (셋)" is also a word in Korean meaning "three".