Aspiring architect Toldeo (Daniel Hendler), an obsessively jealous young man, becomes undone when he discovers his girlfriend, Ana (Dolores Fonzi) is being unfaithful. Argentinean director Damián Szifron’s quirky and darkly funny thriller mixes moments of unexpected physical comedy with escalating tension as Toldeo stalks Ana’s unsuspecting lover (Gustavo Garzón) over the course of one fateful night.