Title: Unintentional

He had never expected this. Severus stared in horror at the scarlet blood spattered over the mirrors and mixed with puddles of water. Draco Malfoy lay very still; his shirt ripped and soaked with yet more blood.

Memories flew through Severus' mind of horrendous torture sessions with the Dark Lord.

Harry Potter was backed into one corner, wand still held up in front of his chest and hands trembling. He looked terrified, shaking where he stood. One look at the boy was all it took to see that this had been completely unintentional.

And once again Severus felt that twist of guilt deep in his gut, the feeling that he had caused this.