Synopsis
During a fiery highlight performance by the metal band Iron Puppy, the lead vocalist and bassist Jeong-cheol's long hair suddenly catches fire and burns to ashes. After this incident, the band's fanbase sharply declined. Then, a metal god named O.G.Osborune appears before them. The god guides the band on a path to a black hole and reveals a divine message: to receive hair from a virgin ghost and perform with it. Will they be able to brave this perilous journey, obtain the ghost's hair, and deliver an epic headbanging performance?