In part 2 of the Youth Special, Cheetah proudly shows herself as a charismatic female rapper on the stage at a university festival. Chef Maeng Ki-yong's singing skills are not like him. Jung Wan will give a special lecture at a university. They've never seen a professor dressed like him before. Jung-wan, standing on the platform, starts the lecture with shallow knowledge. The story of Yuk Joong-wan's rooftop music along with Jung-wan's experiences! What is Jung Wan's lecture that captivated every student's heart?