The series begins here, on Mars in 2068 AD, when Captain Black destroys an alien city - unleashing the horror of the Mysterons.  Can Spectrum save the World President from assassination?

Dismissed from Spectrum for gambling offenses, Captain Scarlett plays double-agent as the Mysterons plan to destroy the entire United States.   First though, he prove his loyalty by killing Captain Blue!

When the Mysterons threaten to kill one of the Angels, Scarlet and Blue are sent to Paris to escort Destiny back to Cloudbase.

For the first time, Earth is able to contact the Mysterons using the strange properties of the crystal pulsator recovered from the Mysterons' lunar complex.   But can Captain Scarlet defend Cloudbase from obliteration?