Sin Documentos is a joyful, fast-paced declaration of unstoppable love. The singer begs to “cross the wind without documents,” meaning he wants to break every rule and skip all formalities just to reach his partner. All he needs is the memory of the time they have shared. He speaks like an outlaw in love, sneaking into her dreams, waking up with her cigarette in bed, and promising that life with you will never end. Everything else—papers, plans, permission—can wait.
At its heart the song is a playful yet urgent manifesto: Because yes, because yes, because yes! He cannot bear even a single day without her smile. The repeated line “Quiero ser el único que te muerda la boca” (“I want to be the only one who bites your lips”) mixes humor, sensuality, and devotion, showing that this romance is both fun and fiercely serious. It is an anthem for anyone who has felt that wild, border-crossing passion where nothing matters more than being together right now.