Talk:EPEX

Pre-debut

Keum is a former contestant of Mnet's Produce X 101. As a 2-year old trainee representing C9 Entertainment, he was eliminated in the final episode and was ranked 17th place.[1]

2021: Debut with Bipolar Pt.1: Prelude of Anxiety and Bipolar Pt.2: Prelude of Love

C9 Entertainment opened several SNS accounts on March 1, 2021, stating that they would become the artist accounts for the new idol group prior their debut.

On April 1, 2021, the group's official name was announced to be EPEX, which stands for "Eight Apex". The meaning of the group is said to be when the gathering of eight youths reaches eight different apexes.[2]

On May 7, 2021, a teaser titled "Prelude of Anxiety" was released on the group's SNS accounts. Their debut EP, Bipolar Pt.1: Prelude of Anxiety and its lead single "Lock Down", was released on June 8.[3]

On September 24, 2021, a teaser titled "Prelude of Love" was released on the group's SNS accounts. Their second EP, Bipolar Pt.2: Prelude of Love and its lead single "Do 4 Me" was released on October 26.[4]

2022: Prelude of Anxiety Chapter 1. '21st Century Boys'

On March 15, 2022, a teaser titled "21st Century Boys" was released on the group's SNS accounts. Their third EP, Prelude of Anxiety Chapter 1. '21st Century Boys' and its lead single "Anthem of Teen Spirit" was released on April 11.[5]