The Gryffindor boy immediately stopped whistling when he saw Mistress Lafay rushing in and making her way towards the parchment. As his eyes watched her wiith utmost interest, his expression turned into a dissappointed one when he heard what she had said.

Disgusted...

Lied...

''No, Professor'' he rejected quickly still carefully watching her ''Please, don't hate me. I did not do anything to disgust you. They made me do it. I know it was...not a nice thing to do in a class, especially in yours.'' on the other hand there were no cauldrons in other classes. '''But...'' another but as usual ''...i did not know what else to do at that moment'' then breathing heavily the Gryffindor looked down at the floor ''And i did not lie to you. I'd never lie to you anway. There's a good reason for that. Did not you see that i did not hit him. It was a cauldron and i just...''

Yet he could not complete his words aimed to explain and defend himself when Mistress Lafay's cold 'Now' echoed in the dungeon.

''Yes, professor'' the boy murmured obediently and walked out the room.