In a 1960s-era informercial for an electric vibrating salad tossing device that, unbeknownst to the host, might have a dual purpose.

Three friends exploring an abandoned facility discover a device that holds information about the future. Upon finding the device, they must learn how to use it while also striving to keep it out of the wrong hands.

David, a successful therapist, is the creator of a never-before-used method in modern psychology: a device that allows him to alter the most painful memories of his patients. His wife, Lucia, is the victim of a strange disease that will shortly end her life. The solution for David's plight appears in the shape of Sofia, a patient of David's who asks him to use his machine to rewrite her entire life.