Run-DMC defies critics and legitimizes a genre of music that was once labeled a fad; as their fame grows and the explosion of "Walk This Way" alienates their core fanbase, the group struggles to find a consistent voice.
As "Down With the King" tops the charts, the group embarks on their personal journeys and tragedies; Jay is tragically murdered, leading to the group's demise; years later, Rev and DMC reunite to celebrate their legacy.