The mercy step is the stair where Mercy sits, clutching Dolly, watching the household go wrong. It's a beautiful image precisely because children do this — they find a perch, they witness, they don't yet have the language for what they're seeing. Hutchinson's novel, set in Bradford from 1962 onward, builds its entire architecture on this gap between what Mercy experiences and what she can articulate, and it's that gap that does the moral and emotional work. The domestic violence at the novel's center — a father who slaps his infant daughter in her crib, who beats his wife — is rendered through a child's perception, which means it arrives without editorial judgment, without the comforting frame of retrospective understanding. We see it the way Mercy sees it: as weather, as the shape of things, as what fathers do. The horror is in the normalisation. Hutchinson trusts the reader to supply the outrage. Against this, the mother is rendered with genuine warmth. The scene where she marches into the classroom and threatens a teacher with hellfire for kicking Mercy and then denying it is the kind of specific, comic, fierce moment that makes a character live. This woman can go to war for her daughter against the outside world while remaining unable to protect herself or her children inside the house. That contradiction is the novel's engine. The audiobook format suits this material particularly well. Hutchinson reads her own work, and her ability to move between Mercy's Yorkshire register and her mother's Jamaican Patois without seams is not a small skill. The two voices encode the family's hyphenated identity — the children born into England, the mother carrying Jamaica with her — and hearing them inhabit the same body is its own kind of argument about what it costs to be both things at once. At nine hours and three minutes, this is a novel about early childhood — birth through primary school — which means it's necessarily episodic, built from scenes rather than plot. Some readers will want more narrative momentum than Hutchinson provides. But the child's-eye-view structure is doing something specific: it refuses the adult's retrospective coherence. Mercy doesn't know what her story means yet. Neither, fully, do we.