At the Frontera (2020) on Netflix

Plot summary

Angela Manrique-Obregon flees Mexico with her seven-year-old son Franco after learning of her husband Alvaro's criminal dealings. Alvaro's men catch her, taking her and her newborn Eduardo back, while her friend Tracy escapes with Franco and promises to keep him safe. Years later, Franco works as an ATF agent in Houston and is sent to Mexico City to join district attorney Rebecca Salinas and undercover agent Liz Gomez on a trafficking case. Their inquiries reach Alvaro, now a prominent real-estate developer, gun runner and trafficker whose right hand is Culebra. Eduardo, Alvaro's other son, is a defense attorney who helps his father's clients without asking questions while raising his daughter Ana Francis and caring for Angela.