The Swingin’ Sixties is keeping Steve Canyon busy and he finds himself in situations after situation all over the world! Steve goes undercover in Turkey, tries not to get clawed by his old “friend” Cheetah during an encounter in western Mexico, and tackles a communist plot in Africa. After being embroiled in a royal family feud in the fictional kingdom of Mahnay, Canyon has his first brush with military action in a small Indochinese country called – Vietnam! Things are no quieter on the home front, as Copper Calhoon and Summer Olsen have it out, while cousin Poteet helps uncover a foreign agent planted at the 1964 World’s Fair. It’s action, humor, and intrigue in the distinctive Caniff style!