Anna, having discovered the truth about her real father, is distraught and decides to lock herself in her room to be alone and reflect. Meanwhile, the Martinis finally decide to build a second bathroom in the house, despite Libero's resistance. Paolo, Bobò's best friend, reveals to Lele and Edoardo that he is gay and is at the mercy of school bullies. Meanwhile, Augusto, a plumber who immediately takes a liking to Maddalena, arrives at the Martinis' house.