Who is the only person that Whitney tells about the night she lost her virtue in the novel, Whitney, My Love?

When Clayton becomes jealous and steals Whitney away in the middle of the night to rob her of her virtue, it is from Emily's house that he does this. Emily is the only person Whitney confesses the truth to about this terrible night, and it is Emily who convinces Whitney that Clayton is still in love with her despite his decision to release her from their betrothal contract.