La pileta (2011)

Ana, an awkward teenager, is spending Christmas with her parents in the Argentine countryside. A tomboy by nature who continually resists her mother's attempts to render her more womanly, the last thing on her mind is romance. However when an old friend of her mother's comes to stay, Ana finds herself experiencing her first sexual awakening, much to her surprise and that of everyone else. A bittersweet story about the pangs of first love.