Madame Eva Parada, the president of Sumora, is inviting major U.S. business corporations to set-up branchs in her country, by signing lease agreements, however a small rebel group, who call themselves ""The Revolutionary Forces of Sumora"", are not tolerating this happening.When providing ground and aerial security at the Sumoran Embassy, where a guest reception is underway, Blue Thunder is decoyed by an supposedly out-of-control civilian plane, while Bubba and Ski do not notice the ""gorgeous"" woman who offered them sky-diving lessons at an airshow, Gretchen Terrell, sky-diving herself discretely onto the Embassy premises and planting explosives around the perimeter. These do cause heavy damage, but do not scare away the major corporations and Madame Eva Parada from continuing their negotiations, even though The Revolutionary Forces gave them a highly threatening warning.Although Captain Braddock is completely annoyed at how the ""most sophisticated surveillance unit in the world"" manag