From the back of the PDF:
Many rare and exotic martial arts are practiced in Creation. Within this tome are enclosed some of the rarest, arts uncommon even compared to their rarified brethren. When your Exalt’s back is against the wall and all hope seems lost, these styles’ unexpected techniques may be what’s necessary to turn the tables. Players and Storytellers intrigued by such esoteric fighting arts should inquire within.
A martial arts sourcebook for Exalted featuring eight supernatural martial arts styles, ranging from simple Terrestrial styles to powerful Celestial fighting arts.