Robert Kingsley, a top UNCLE official who is based in Hong Kong, mysterious disappears. He is recruiting top people in various fields. He wants to end "the never-ending battle" between good and evil "in favor of good." His method: a "docility" gas. Napoleon Solo and Illya Kuryakin are sent to find Kingsley. What Kingsley doesn't realize is his wife is allied with Thrush, which is financing his dream.
—Bill Koenig