After the death of Captain Gudon, Takuma and new partner Hideto now have a new adversary from the Doppler Corps.; Tony Harken. He is the leader of the Harken Elite Squadron. A Pulsar-Cosmo Energy (PCE) center is infiltrated by soldiers of Harken's squad. Danguard Ace must protect the secrets of PCE at all costs! But, Mecha-Satan "Bacroid" makes this a little harder than it sounds...