Couple – Sechs Kies(젝스키스) 🎶 Introduction As H.O.T dominated the stage in the late 1990s, another group rose to rival them: Sechs Kies (젝스키스). Known for their charisma and loyal fanbase, they became one of the most influential first-generation idol groups. Their 1998 hit “Couple” remains one of the sweetest…