In Dos Rios, Texas, life is all about borders - and what happens when you cross the line. Nothing is simple in a border town like Dos Rios, in the Rio Grande Valley of Texas. Even for high school students Fabiola Garza and her younger sister Alexis, whose parents run a local Tex-Mex restaurant, Dos Rios is full of borders - where you should go, who your friends should be, which boy you should date. Dos Rios is also full of opportunities, but it's...