This novel tells the story of Tonia Esqurit Ailbe's unusual Saturdays ritual, staring at herself in her dressing table mirror and actively socialising with friends and family. It is the only way, for one reason or another, that Tonia, a mathematics professor, can achieve her lifelong desire of having her own domicile as a social hub, a vibrant home. But can the ritual last? Is Tonia slowly going insane?