Holly Dawson is a playwright, and that matters — not as biographical colour but as a structural fact about what this book is and isn't. Most illness memoirs are linear: symptom, diagnosis, reckoning, resolution. Dawson's is a script in which her brain gets equal billing. The device isn't decorative. When the brain says 'Don't be cross with me, my love. I am tired,' it's doing the work that a lesser writer would have left to retrospective narration. The precipitating facts are these: Dawson, approaching 40, a single mother of two, begins muddling words, forgetting names, flooding the bathroom, having seizures. She is eventually diagnosed with epilepsy and a brain tumour of indeterminate malignancy. A consultant tells her she must wait months to find out whether it is benign. The book begins, essentially, in that waiting room. What Dawson does with that waiting is formally interesting. Rather than march toward answers, she turns backward — childhood at her grandmother's house, siblings and a pretend mine in the garden, ballet training, an eating disorder that, in her phrase, robs her of puberty. These are not flashbacks in the conventional sense. They're fragments, offered in shifting perspective, moving between second and third person, the self at a slight distance from itself. The structure enacts the subject: a mind that cannot fully trust its own continuity assembling what evidence it still has. Helena Bonham Carter narrates the audiobook, and the casting is shrewder than it might first appear. Bonham Carter has spent a career playing women who are slightly outside ordinary time — eccentric, damaged, surviving on their own terms. She brings that quality here without overshadowing Dawson's voice. The fractured prose, which on the page risks preciousness, gains shape and forward motion in her reading. Whether this is the definitive version of the text is a genuine question; Bonham Carter's interpretive choices become part of the work. The second-person mode is the book's biggest gamble and its most honest move. 'Come. Sit. Take your notebook … write it down,' says the brain. The 'you' collapses the distance between Dawson-then and Dawson-now, and between Dawson and the reader. It's the formal equivalent of the memoir's central argument: that the self is not a unified narrator but a negotiation between the person and the biological machinery they inhabit. Whether Dawson pushes this far enough — whether she earns the philosophical weight the form implies — is the question serious readers will carry into the second half. The eating disorder section is the book's most exposed passage, and the most structurally necessary. The loss of puberty to anorexia rhymes formally with the loss of memory to neurological illness — both are stories of the body refusing to perform the self the person planned to have. Whether you find this connection made explicit or left for the reader to close depends on your tolerance for impressionistic memoir. Dawson leaves a lot open. That's a choice, not a failure. The audiobook runs 7 hours 29 minutes via Canongate. That's the right length — long enough to accumulate, short enough that the fragmentation doesn't become exhausting. If you're listening rather than reading, be aware that the second/third-person shifts require more active tracking on audio than on the page; Bonham Carter handles it well, but a distracted commute listen will lose the threading.