Exploratory research reported in this article investigates the plural reality of today’s young adult diagnosed with a mental illness. One of the purposes of this research is to verify if these young adults see themselves as adults, and identify which factors influences this perception. Another objective is to understand the impact of mental illness on young adults self perception as well as their representation and positioning toward mental illness services. Eight young adults diagnosed with a mental illness were interviewed for this research. The results of a thorough discourse analysis show that these young adult refer more to personal life experience than to formal transition marks in order to explain their life path. Possible venues for intervention are also discussed.