Maria Dolz's routine of observing a perfect couple each morning at a cafe is disrupted when the man is brutally murdered. Unbeknownst to Maria, offering her condolences to the widow weaves her into a complex web of love, deceit, and philosophical musings. As the truth behind the murder unfurls like a twisted skein, Maria tumbles deeper into an existential labyrinth, questioning the very nature of truth and the malleable form it takes when human affections and sorrows are intertwined. Javier Maras masterfully crafts a narrative that's both a psychological thriller and a cerebral inquiry, challenging readers to ponder the unpredictable courses of events that shape our lives.