Desperate to eradicate all evidence of their 'great mistake', the Greys have employed a sinister new race with a single goal in mind--destroy all life on Earth.

Can the combined forces of the Orion Committee and Majestic Twelve face this new and deadly challenge? Will Bill Lewis save the world...again?

Mercury Rapids: The Thoth Imperative gives us more of the high-octane action and wry humor that made Mercury Rapids such a joy to read.