Ten. Fingers tightening on the wand, feeling it dig and leave imprints in his fingers.

Nine. Closing his eyes, breathing deeply, and hating the clock inside his head.

Eight. Feeling and hearing and tasting that he was alone, and seeing that Sirius' body was still there.

Seven. Teeth gritting, and counting. Counting.

Six - silence, still silence, there was nothing -

Five. Last moments of his life would be silence, there wasn't any noise except -

Four. A scraping noise.

Three. A faint outline of light.

Two. A voice. He froze, listening to it - "- no need to worry about that, my -"

One. Harry's ears and eyes stopped working, his entire body froze, nothing mattered and everything was over and die, I'm going to die, you're going to die for what you made him do, it's your fault he's dead and I'm all alone, I'm alone, Sirius, tell me I'm not -

Zero.

The door opened.