Director：Alejandro González Inarito 

Performer：Gaer García Bernal Emilio Echevarría Álvaro Guerrero Barnetsa Bouche Jorge Salinas Marco Pérez Adriana Balaza Huberto Bastore 

　　three dog-related stories, three breathtaking lives. 　　Gael Garcia Bernal And mother、Brother and sister-in-law live together, brother Marco Perez I work at the supermarket during the day, rob the supermarket at night and treat my wife, Vanessa Bauche and the kid was very violent, and octavia fell in love with susana, and in order to run away with susana, he won a lot of money by taking his dog "fly" to the underground fight. as soon as the day was set for elopement, amiro and susana left with their children, and took the money he had worked so hard to save. the angry old octavio ran the final game, losing his eyes, shooting and wounding “fly”, octava stabbed his opponent, drove away, and had a car accident. his life and that of his family was reversed. 　　It was Goya who hit Octava Toledo Her lover, Alvaro Guerrero they just left their wives and started living together. the accident had had a significant impact on her career, and her life had been devastated by the fall of a dependent pet dog, mitch, under the floor. 　　At the scene of the car accident, the homeless Hammartin picked up the “Fly”, who, in the early days of the year, abandoned his wife to join the guerrillas in pursuit of his ideals, and became a professional killer after leaving prison, but still had the dream of an ordinary father, hoping to be forgiven by his daughter, who, by chance, had the opportunity to meet with his daughter and was unable to face it。