Oronzo Canà is called to coach Longobarda, the football team of a small town of Northern Italy, newly promoted to the First Division. His only task is not to be relegated, but Longobarda's owner plots against him, finding the team's current ranking far too expensive, and his top Brazilian striker is affected by a deep saudade.
Four extraterrestrials, X-1, X-2, X-3 and X-4, arrive on Earth in the early sixties. Here they decide to take on human features to study the terrestrials incognito, but end up getting involved in the Roman "dolce vita".
