The plot takes place on the territory of not the most prosperous area of Chicago, which tells the viewer about a father with many children. On his shoulders lies a great responsibility. Unfortunately, the protagonist of the Shameless season 12 series is overtaken by an unpleasant one - Frank becomes a single father and his beloved wife leaves him, leaving six children of different ages under the care of a lazy alcoholic. The man loves his household very much, but he is not going to raise offspring, because he has a lot of partying, gatherings with friends and other worries that represent Gallagher from an irresponsible side.
The lack of mandatory supervision leads to the fact that one of the sons drops out of school, while the other is completely inclined towards the formation of a non-traditional personality. Carl is growing up as a sociopath, so his desire to set everything on fire is uncontrollable. Debbie - the youngest daughter is prone to stealing, so the frequent loss of funds from the family budget becomes a common thing. Fiona remains the only adequate member of the family, trying to maintain family relations in the proper state, solving the eternal problems of her younger brothers.