American human rights activist James Rhodes, arrives in Tijuana to help oversee union elections at a factory owned by a US company. He soon discovers that things have been happening around the town with people disappearing or being shot in a tunnel across the border in the States. He suspects it has something to do with the upcoming election. Along with local police detective Claudio Castillo, he starts investigating the case.

American human rights activist James Rhodes, arrives in Tijuana to help oversee union elections at a factory owned by a US company. He soon discovers that things have been happening around the town with people disappearing or being shot in a tunnel across the border in the States. He suspects it has something to do with the upcoming election. Along with local police detective Claudio Castillo, he starts investigating the case.