Watch Platero for Free: How to Stream the Movie Online at 123Movies. . Set on a hot summer day, when clothes are few in number and sex is seemingly on the mind of almost everyone present, this short film tells the story of Walter; a young man infatuated with his sister's boyfriend and a teenager crush that is set to take a new direction when he overhears his sister remark that object of desire Platero would "bang anything." But will he? Based on the story "Platero y yo" by Natalia Moret.