La Zona (2007)

Alejandro is part of the privileged minority. The teenager lives with his parents, Daniel and Mariana in 'La Zona', an enclosed neighborhood monitored by closed-circuit cameras. Ruled by fear, the residents have essentially renounced their privacy and trapped themselves in an exclusive prison. However, when a group of disadvantaged teenagers manages to break in, that security blanket is threatened and the residents reveal how far they will go to protect their community. And when Alejandro discovers one of the burglars, Miguel, hiding in his family's basement, he finds himself torn...