Lionel Scaloni marked the eve of his 100th match in charge of Argentina with a blunt assessment of the World Cup’s new reality. “The margin shrinks now,” he told reporters at Hard Rock Stadium. “This is a match where the loser goes home, and we are very aware of that.” His midfielder Rodrigo De Paul was even more direct: “For me, tomorrow’s match is the last. I take it that way, and I will leave everything so that it isn’t.” The twin messages, delivered in a packed press room in Miami Gardens, set the tone for a round-of-32 tie that pits the reigning champions against a Cape Verde side contesting the knockout stages at their first World Cup.

Cape Verde’s presence in the last 32 is the tournament’s most arresting subplot. The island nation of just over half a million people advanced from a group containing Spain and Uruguay by drawing all three matches, including a goalless stalemate with the 2010 champions. Head coach Pedro ‘Bubista’ Leitão, speaking in Miami, described the fixture as “the match of our lives” but insisted his squad would not be cowed. “We are calm because we earned our place here on merit,” he said. “There is nothing to fear.” Analysts in West Africa note that the Blue Sharks’ defensive organisation and rapid counter-attacks have troubled more fancied opponents, a point Scaloni himself underlined when he observed that Cape Verde “close the passing lanes well and break quickly.”

Argentina’s path to this juncture has been serene. Three group-stage wins, eight goals scored, and a Lionel Messi in prolific form—six of those goals belong to the 39-year-old captain—have reinforced the sense of a team operating with the assurance of champions. Yet Scaloni pushed back against the narrative of over-reliance on his talisman. “We would love to spread the goals across the whole team,” he said, “but as long as the team keeps creating chances, it is not a worry.” De Paul, for his part, framed the squad’s mindset as one of relentless present-tense focus. “It would be a mistake to think beyond this match,” he said. “Every time we put on this shirt, whether for ten minutes or ninety, we have to empty ourselves.”

Viewed from European and South American press rooms, the wider tournament landscape is beginning to sharpen. Scaloni identified France, Brazil, Spain, Colombia, England, Portugal and Mexico as the sides that have most impressed him, reserving particular mention for a France team that has scored 13 goals in four matches. He also voiced frustration at the 6 p.m. local kick-off time in Miami, where heat and humidity are expected to be punishing. “The spectacle will not be the same,” he said, recalling that the Copa América final at the same venue was played at night. “But we have to play, there is nothing to be done.”

The winner of Friday’s contest will face either Australia or Egypt in the round of 16. For Argentina, the equation is simple: a single misstep ends the defence of their title. For Cape Verde, the match represents the culmination of a historic campaign and an opportunity to extend it further. As De Paul put it, “We don’t know how many matches are left. The important thing is to enjoy him every day.” The reference was to Messi, but the sentiment captured the mood of a team that knows the knockout phase has begun.