This research paper offers an in-depth exploration of Complex Post-Traumatic Stress Disorder (CPTSD), delving into its origins, diagnostic criteria, and multifaceted manifestations. The study examines the ways CPTSD impacts individuals across various domains, including emotional regulation, relationships, and self-perception. Furthermore, this review differentiates CPTSD from PTSD, highlighting the unique challenges faced by those with prolonged or repeated trauma exposure. It aims to provide a comprehensive understanding of CPTSD for both academic and practical purposes, including therapeutic interventions.