Hermione, serving detention, now agreed completely with something Vincent had once said: an eye for an eye, a tooth for a tooth.
Luckily, she had been the first student punished. If it had been someone else, the double torment of body and mind might have left them with psychological scars that would never heal.
This was Hogwarts, not Umbridge's testing ground. Against such an extreme pervert, simple retaliation was not enough. For the physical and mental health of every student in the school, she had to pay it back double.
Under Umbridge's watchful gaze, Hermione appeared to dip the black quill into the ink bottle again, but in truth, she was quietly seeping magical power into the quill's interior.
As an entry-level Alchemist, this method of deconstructing magical items was as basic as it got.
Just as she had expected, the black quill's construction was not complicated, and the curse keeping it functioning was not difficult to break.
She silently and wandlessly covered the back of her hand with a simple spell. Even if it was only a Disillusionment Charm, the words on the parchment would no longer be carved onto the back of her hand in sync.
After dipping the quill in ink, Hermione suddenly looked up and met Umbridge's evil-filled eyes.
Practice was indeed dangerous, but if there was only theory and no practice, could Defense Against the Dark Arts still be called Defense Against the Dark Arts?
The sharp nib touched the parchment, and the dark red ink swiftly formed an insulting word.
"Aah—" Umbridge suddenly screamed.
Her eyes widened as she looked down at the back of her left hand.
Though the pain lasted only an instant, she had clearly seen a fleeting flash of red.
The pain struck again. This time, she clearly saw the