This four-part docu-series focuses on creative conversation and the emotional side of music-making, using legendary music producer Rick Rubin's iconic Malibu, CA studio as the backdrop. Rubin's mark on the music scene has been indelible since he co-founded Def Jam Records while enrolled at New York University in the '80s, helping to launch the careers of Public Enemy, the Beastie Boys and Run-DMC, among many others.