Julio and Tenoch, seventeen year old best friends, are anticipating a lazy summer of sexual frolic.During a family wedding the boys turn thier unrefined flirtation skills onto Tenoch's cousin's stunning twenty-eight year old wife, Luisa, and impulsively invite her to accompany them on an imaginary road trip to the fictitious Boca Del Cielo (Heaven's Mouth) beach.Once on the road, the journey becomes one towards maturity and a tender bond develops between the three characters as they are faced with a few home truths.