Pollo and Cicuta are back to help Prudencia, Cicuta's sister, with her people problems. Meanwhile, a group of underground citizens must defend themselves from an angry mob that wants to exterminate them for their condition. Pollo, Cicuta and Prudencia seem to be the right people to solve this conflict, if they want to... This is a sequel to Hijos de puta por elección (2013).
Pollo and Cicuta are two good friends who enjoy drugs, alcohol, rock, and... serial killing. What they don't enjoy is getting rid of the bodies, for that they have an employee, Bambi, who doesn't quite agree with his employers' habits and studies certain magics to do justice.