In the drama, Hwang Min-hyun, formerly of K-pop boy band Nu'Est and currently serving his mandatory military service, portrays Yoon Ga-min, a student who forms a study group to enter university at ...

As a 20-year industry veteran, Han reflected on working with less experienced actors and rising stars including Hwang Min Hyun, Lee Jong Hyun, and Cha Woo Min, who portrayed students in Study Group.