Episode 12 of Self-Evident opens Arc Four and the Scottish arc. It begins with the conditions: a kingdom that lost Darien and then argued itself into a union it did not agree about, a Kirk that put a schoolmaster in nearly every lowland parish because Presbyterian doctrine required ordinary people to read Scripture themselves, and that in the same generation urged the vigorous execution of the law against a twenty-year-old student named Thomas Aikenhead, hanged for blasphemy