After a major accident, three youths are saved but transformed into cyborg detectives. Ken, Ryo, and Go are now members of the Metropolitan Police Department’s special team, Armored Police Metaljack. Transforming from their “Jack Suit” cyborg form into “Jack Armor” power suits, Metaljack crush the secret robot organization Ido. But in the future metropolitan Tokyo City, Metaljack’s battles against high-tech crimes have just begun.