Reconstruyendo comes from the verb reconstruir, meaning "to reconstruct" or "to rebuild". In this context, the reflexive form me estoy reconstruyendo means "I am rebuilding myself" or "I am reconstructing myself".
It's an interesting and evocative word because it goes beyond simply saying "I'm getting better." It implies a deeper, more intentional process of putting oneself back together after a difficult experience, which resonates with the song's theme of vulnerability and healing after a past relationship.
Eden Muñoz's "Gracias Por Venir" is a really honest look at picking yourself up after a tough breakup. He starts by admitting, "No estaba listo, pero pásale / Perdón por el desorden / Me estoy reconstruyendo" [I wasn't ready, but come in / Sorry for the mess / I'm rebuilding myself]. It's like he's inviting someone into his life even though it's still a bit chaotic. He's clearly been through it, even mentioning, "El alcohol me lo bebí y me perdí" [I drank the alcohol and got lost], showing he's been coping with the pain.
Then, someone new shows up, and he's genuinely surprised and grateful, saying, "Gracias por venir, no me lo esperaba" [Thanks for coming, I didn't expect it]. He's a little hesitant, admitting, "No sé qué decir, perdón por la desconfianza" [I don't know what to say, sorry for the distrust], because his last relationship, with "ya sabes quién" [you know who], didn't go well. But he appreciates this new person's willingness to stick around, especially because they're not asking for anything. He knows he doesn't have much to offer right now, but he's giving all he has: "Yo sé que no ofrezco mucho, pero es todo lo que tengo" [I know I don't offer much, but it's all I have]. It's a sweet, vulnerable song about finding hope and connection when you least expect it.