Lee Sang-min, a TV personality, was the leader and the music producer of one of the most prominent pop groups in the 90s. Long after the glory of Roo'la faded away, he now hopes to get a second chance as a producer. This show features Lee and six 'late bloomers' making their dream come true: make new music. A pop music legend and superstar will join the program to help Lee reach his new goal. Behold the great collaboration those 'musicians' will create!