She had made a mistake, she knew as soon as she hit “send”. Some things had better remained unsaid, or at least untyped. Faced with an ethical dilemma “if I know and she doesn’t, do I have to tell her?” she decided against it and remained an accomplice in betrayal.
The message recipient had found out about the implications of this email one hour prior to checking the program. Faced with the ethical dilemma “I know, and she doesn’t know that I do. Do I have to tell her? Do I have to give her a chance to not participate?” she decided it wasn’t her chore to deal with the fall-out and remained an accomplice in this very worldly charade.