Suspense, surprises and fun abound in this Korean variety game show featuring big personalities and even bigger mysteries in every episode.

School's back in session, and everybody's favorite group of boys (reprised by the idol group 5urprise) are back for a new semester of extracurricular antics. This season, the magical mentors reassemble with their newly elected leader (played by Song Joo Hee of Hello Venus), a bashful student who quickly discovers a new breed of cram school that's full of wondrous adventures and life lessons.