Alacant, 1960. Teresa, a single woman in her forties, runs a tiny homeware shop when a product that will change her life falls right into her lap: Duralex. Business thrives, and Teresa enjoys partying and travelling with friends – as well as the company of multiple lovers she always refuses to marry. But her world turns upside down with the arrival of Ramon, a shop assistant half her age who will force her to come face to face with all her contradictions.