Please, please forgive me!

A bright flash rose through the pitch-black sky. It brightened the impression in front of Hermione's eyes. The ground was muddy and soaked by the heavy rain. Thick raindrops hit her face, wetting her clothes, but she didn't feel it. Numbness was all she felt. She saw it happening, disbelieving. She saw how the light emerged from the tip of her wand and formed a mist around the sixteen year-old boy who stood a few steps from her. The dark trees around them made this night even darker than it already was. The sound of her yelling the spell still rang through the silence, but a shriek from the girl at her left side interrupted that echo. At that moment, a blaze of green light hit the mist in front of the black haired boy. It barely reached his chest before the light bounced back. The girl at Hermione's side raised her wand and cried "Stupefy!"