Theo did know. He had agreed with her decision wholeheartedly. He didn't want Draco back here sooner than absolutely necessary. Narcissa and he had timed everything to be after his final exams this term. She didn’t want her death to impact his studies. It was just like Narcissa Black to plan out how she wanted death to find her. And Theo had been diligent in his care of her. He had acceded to her every request.