In bustling Curitiba, Maria, a dedicated esposa and balconista at the local padaria, finds herself in a steamy encounter with Antonieta, a fellow funcionaria. Their shared shifts and late-night cravings for more than just baguets lead them to a torrid affair in the cramped, flour-dusted back room. Maria's husband, a corno patrao from Pinhais, unknowingly fuels their lust, making their forbidden trysts even more exhilarating.