For Sephy, it’s essential that she convey to Callum that she isn’t at all okay with attending his dad’s execution. But Mother’s slap quickly and violently puts Sephy in her place—any rebellion will not be tolerated, at least in public. It’s also a shock for Sephy to see Callum looking just as angry as all the other noughts. Though Sephy sees Callum as her friend and as an individual person, she now has to confront the fact that Callum is a nought—he suffers like all noughts in this society, and he is livid about it.