What happens to Latimer the first time he meets his brother's fiancé, Bertha, in the novel, The Lifted Veil?

Latimer first experiences his ability to see the future just moments before meeting his older brother, Alfred's soon-to-be fiancee, Bertha Grant. When, moments after his vision, the exact same scene is played out in reality, Latimer is so struck with the sight of Bertha that he faints.