Boy group A.C.E is hinting at the return of their powerful, domineering era in the highlight medley for their upcoming 2nd mini album, 'Under Cover'!

The mini album contains a total of 5 tracks, and the highlight medley above walks listeners through a wide range of genres including A.C.E's rough, hip-hop side, as well as their emotional ballad side. You can definitely expect a rebellious hip-hop sound from A.C.E's comeback title track, also called "Under Cover" and composed by MAD FRESH, Onestar, and BIGTONE!

A.C.E's full 2nd mini album drops on May 17 at 12 PM KST!