La neta is popular Mexican slang that means "the truth" or "for real". It's a casual and cool way to emphasize that what you're saying is genuine, similar to saying "I'm being real with you" in English.
In the song, the singer says, "Mi amor te digo la neta" (My love, I'm telling you the truth), using this slang to make his confession feel more authentic and straight from the heart. It's a perfect example of how learning slang can add a unique local flavor to your Spanish!
This song is a super direct and passionate love letter. The singers are completely smitten with someone and they are not shy about it at all. They lay it all out, saying things like, "Mami, eres lo que quiero" (Baby, you're what I want) and "Para mí tú eres perfecta" (For me you are perfect). It's all about how this person's smile weakens them, how they dream about her every day, and how they feel a desperate need to see her.
Santa Fe Klan's verse adds a layer of confidence and possessiveness, claiming "Nadie te va a querer como yo te quiero" (No one is going to love you like I love you). He calls himself an addict to her kisses and her "carita de niña" (little girl face), showing a mix of intense passion and affection for her sweetness. The whole song is a declaration that their love is special and that she is, in their eyes, absolutely perfect.