This essay delves into the application of psychoanalysis theory to a case study involving a client named Mellissa. It begins with an introduction to psychology and the significance of psychoanalysis, including its historical evolution and origins, emphasizing Sigmund Freud's contributions. The essay details the typical counsellor-client relationship within this theoretical framework, highlighting elements such as empathy, trust, and genuine interest. It then applies psychoanalytic techniques to Mellissa's case, addressing ethical and legal issues, such as past abuse and drug use, and outlines how counselling methods, including listening, asking questions, and reflections, would be utilized. The essay also discusses potential outcomes for the client, aiming to foster strength and resilience through interactive sessions and open-ended questions, providing a comprehensive analysis of the theory's practical application in a real-world scenario. The essay also includes the details of the course COU101 and assessment details.