With fear that resources will slowly run out after the battle in Alnus Hill, the Empire decides to hire the greatest group of wizards to build a replica of the gate to another alternate world, to find and mine for resources to prepare for a situation like this. however they were met by the same result as the Ginza Incident. in an alternate Earth, after the gate replica opened and unleashed the empire's forces. the CIA decides to hire Diamond Dogs to explore the other side of this gate, and investigate the reason for it's appearance in their world, the operation is led by none other than Big Boss, or who they believe is Big Boss. Now it seems that the Empire is doomed from the appearance of this 3rd party.
8 parts