Se me amanece is a colloquial Spanish phrase that literally translates to "the dawn breaks on me," but it's more commonly understood as "I stay up until dawn" or "I'm still awake when dawn breaks."
In the context of this song, it implies that the singer is up all night, likely partying or engaged in activities that keep him awake until the early hours of the morning. It sets a tone of late-night revelry and a carefree, perhaps even reckless, lifestyle.
This track blends two moods in one recording. It opens as a heartbreak song: the narrator is done being strung along, telling an ex not to call anymore and wishing someone else would take their place for a while.
From there it slides into a corridos-style party section. The lyrics shift to nights out, easy money, fast cars, and staying a step ahead of the police (the repeated "de aquí para allá" is literally "from here to there"). It's less a story than a mood board of the lifestyle the genre celebrates: confidence, cash, and not looking back.
The two halves never fully reconcile, and that's part of the point. It plays like a mashup of a tender opening verse and a swaggering outro, which fits the way modern corridos tumbados often stitch together romantic and street-life themes in a single song.