When PaRappa and Rappy, once allies, find themselves on opposing sides of a dark conspiracy, their duet of despair becomes a battle of wills and emotions, testing the limits of their friendship and the very fabric of their reality....

In a world where rhythm and rap are the keys to survival, PaRappa faces his greatest challenge yet: confronting the betrayal of a trusted ally while trying to save the soul of his mentor, Dr. H. Wiz....