Náufragos translates to "castaways" or people who have been shipwrecked. It's a dramatic and poetic word that isn't common in everyday conversation.
In the song, Rauw Alejandro uses it as the central metaphor for two lovers lost in each other. He sings, "Dos náufragos entre cuerpos, sin dejarnos encontrar" (Two castaways between bodies, without letting ourselves be found), painting a vivid picture of being so consumed by their passion that they are isolated from the rest of the world, happily lost together.
Puerto Rican singer Rauw Alejandro gives us a breezy track about catching real feelings when you definitely promised you wouldn't. The track starts with a confession: he only planned on seeing this girl on weekends, but now he wants her "to' las semanas" [every single week]. They agreed to be just "un amor de verano" [a summer romance], but summer is already over—"Ya estamos en otoño, una hoja cayó" [We're already in autumn, a leaf fell]—and neither of them is walking away.
Rauw compares the two of them to "náufragos entre cuerpos" [castaways among bodies], completely lost in each other and not wanting to be rescued. He stacks the song with fun, casual references: he calls her his "chica del bikini azul" [girl in the blue bikini], says she energizes him like "cafeína" [caffeine] and "Red Bull", and even shouts out teenage soccer star Lamine Yamal with "Irme a todas como Lamine" [Going all in like Lamine] to show he is willing to risk it all. Usually he stays low-key, but with a truck-bed picnic, old-school reggaeton, and a photo of them going up on Instagram, this casual fling is clearly turning into something serious.