The boys of EPEX are ready to come back with their 4th mini-album, 'Prelude of Love Chapter 1. Puppy Love'. 

On October 2 at midnight KST, EPEX revealed individual concept photos for their upcoming mini-album. The album marks the group's first comeback in approximately 6 months since the release of 'Prelude of Anxiety Chapter 1. 21st Century Boys' in April of this year.

Meanwhile, EPEX will return on October 26 at 6 PM KST.