The Cockumentary tells the story of one intrepid Canadian, Brent Hodge, who travels to Mexico to learn the dark art of cockfighting. After tracking down a cockfighting ring in the back alleys of Puerto Vallarta, Brent meets a local breeder who agrees to show him his farm which is stocked with a veritable fortune in fighting birds. After winning an impromptu fight, Brent purchases a bird which he names Pedro. While training Pedro for an upcoming fight, Brent forms an unlikely bond with his feathered friend and ultimately discovers the spirit behind this forbidden sport.