When scientists use eco-terrorism to impose their will on the world by affecting extremes in the weather, Intelligence Chief Cramden calls in top agent Derek Flint.

The science of miniaturization has been unlocked, and the army has big plans. But when a scientist carrying the secret of the process is injured in a surprise attack, a life-threatening blood clot puts him into a coma. Now, a team of adventurers will have to use the technology to travel inside his body and destroy the clot.