Part IV of Grief Work addresses the suicide of the narrator’s sister, Mary, and the subsequent entanglement of grief, guilt, and narrative across decades. It situates personal testimony within the frameworks of trauma theory, literary criticism, and cultural memory, juxtaposing scenes of funerals, family rituals, and psychiatric collapse with analysis of Woolf’s Mrs Dalloway, To the Lighthouse, and suicide notes, alongside Dickinson’s poetics and Pilcher’s The Shell Seekers. Through dialogues with Mary’s ghost in multiple guises—nurse, critic, teenager, patient—the narrative demonstrates the recursive temporality of trauma, where the past continually erupts into the present. Survivor’s guilt, maternal ambivalence, and sibling enmeshment emerge as central themes, complicating any possibility of closure. Rather than resolution, writing here functions as a form of “negotiated truth,” acknowledging irreconcilable contradictions and the persistence of memory. Part IV thus contributes to scholarship on complicated grief, the ethics of narrating suicide, and the unstable boundary between autobiographical research and lived experience, showing how expressive writing can register irresolution while still offering a means of survival. KEYWORDS: Representing Suicide; Memory; Guilt, Complicated Grief, Mrs Dalloway.