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The Cortians are back, and they want Echo.

After months of "playing target," the heads of the Alpha Line special forces department, Alpha One—Agents Echo and Omega—finally take a very special vacation on Tiniken, the "Eden planet," for some much-needed R&R. The pair kick back, relax, and play tourist, exploring this lovely alien world together.

But when they unwittingly cross paths with a Cortian slave ring and the Cortians recognize Echo as "Cortian Enemy Number One," he becomes their next t...