Variations in root canal morphology can create challenges in endodontic practice. Among these, the appearance of three distinct roots in a maxillary first premolar is highly unusual, occurring in only a small fraction of the population (0.5%–6%). This report documents the clinical journey of a 28-year-old male patient diagnosed with this rare anatomy. By combining detailed preoperative imaging with careful step-by-step treatment execution, the case was managed successfully, resulting in the thorough cleaning, shaping, and sealing of all root canals