Kep1er is a nine-member K-Pop girl group that was formed via Mnet’s survival audition program ‘Girls Planet 999’ and made their debut in January 2022 with their first EP, ‘First Impact,’ featuring the lead track ‘Wa Da Da,’ which became an instant hit. Upon the show’s conclusion, they inked an exclusive contract as a temporary group, slated to promote for two and a half years.