Hermione twirled her wand in her hand and raised her posture, as if she was facing off an opponent in a duel, Draco the mirror of her body language. He got the first charm, and she barely had enough time to cast the spell for her invisible umbrella before his wordless Aguamenti would've hit her straight on. When the small rain shower stopped, she shot a small Impedimenta at his chest, only to watch him parry off with a flick and a growing smirk.