Alfonsina is sick of the way her friends treat her, so she invites them to her birthday party and gives them a drug that makes them feel bad about themselves to get some sense of revenge. Meanwhile, her crazy neighbor is convinced that Alfonsina is having an affair with her husband.
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...