But, even if he hated every moment of those two days almost as much as his student, Antonin knew that he had to make it clear to the witch that she couldn't afford to not follow orders in her new life. One who wouldn't bow down before the Dark Lord would find themselves at the wrong end of an Avada. He had to be cruel to prove how serious it was that she not slip into bad habits of disobedience or insubordination. She would not get any second chances if she failed. His purpose was not to turn her into a deadly Death Eater. Hermione made that decision all on her own.