The film begins on New Year’s Eve 2001 when Angelica attempts suicide by somewhat theatrically cutting her wrists in the bath. Over the weeks that follow we learn all about the complexities of her life and her three best friends, the quartet of the title.
Lies, subterfuge, betrayal and mischief. Fallo! is a collection of six stories based on the joys of sexuality and the eroticism of a new generation of women.
Ernesto is doomed to loneliness since the loss of his wife. He is a writer who lives alone without any children, and is an antisocial person. However, he is as satisfied with his life. Although he has not been working for a while, a film director asks him to prepare a scenario on the life of "Teresa of Ávila". Meanwhile, a young peasant girl, Luana starts working with him as a maid. Now the time has come for an affair which he has ignored for some years.
In early 1860s New York, Irish immigrant Amsterdam Vallon is released from prison and returns to the Five Points, seeking revenge against his father's killer, William Cutting, a powerful anti-immigrant gang leader. He knows that revenge can only be attained by infiltrating Cutting's inner circle. Vallon's journey becomes a fight for personal survival and to find a place for the Irish people.
Segment 1 :- An unmarried middle aged couple, Dominique and Gerard checks into a hotel. They proceed to seduce the chambermaid Mara while the desk clerk, Bartolomeo watches over CCTV every erotic encounter going on in various rooms throughout the hotel. He later unleashes a torrent of pent up sexual energy with his very willing partner. Segment 2 :- A divorced couple, Regina and Gianni have run into each other in a park on a Sunday morning. She is looking hot, and he admits that when they were married, he fantasized about watching her being double penetrated by two guys. That sounds like her idea of fun, so she picks up two more guys, and takes all three home. Segment 3 :- To celebrate the beginning of a new century, two men go to the red light district in search of something different. Enzo winds up with an alluring transsexual street walker, Wesly. Peppe picks up Nicole, a very sexy uninhibited hooker at a bar and they get a hotel room.
A hotel doorman sees on his monitor everything that happens in room 107, occupied by a couple of extravagant foreigners. Both have sex with the waitress without each other’s knowledge. When the truth comes to light, the couple goes into crisis, but the maid manages to restore peace.