Lisa (carrie ng) hires professor lau to find the mysterious crystal in the forbidden land. however, lau gets kidnapped by a ruthless gang, who want to use him to hunt for the crystal for themselves. lisa then teams up with special squad's madam wu (sibelle hu) and leung (donnie yen), vowing to find the professor and the crystal and bring the bad guys to justice. "crystal hunt" is back-to-back action at its finest, filled with stunning martial arts action from the amazing donnie yen ("iron monkey", "tiger cage")!