WJSN’s Dayoung is redefining the idol grind! From 5 a.m. study sessions and intense home workouts to solo music trips in the U.S., her discipline is unmatched.

The "Challenge Queen" is back, hitting SM Entertainment to film viral dance trends with RIIZE. Catch her raw, unfiltered journey on The Manager, airing May 23 at 11:10 p.m. KST.

Don’t miss it!