Harry motioned at Susan to head right and she nodded in response, making a circle motion with her hand to meet her on the other side.
Sneaking through the room to the right, she came across four of the bumbling henchmen dicing. She grinned viciously and cast a sound muffling charm and then put her wand away, exploding into them with horrendous violence. When she was done, the four of them lay twitching and bloodied on the floor, and she smiled. It took her another few minutes to make her way through the rest of the house, taking down another six before meeting Harry in the kitchen.
"That was invigorating," she whispered, cracking her knuckles and nodding to the cellar door leading down from the kitchen. "Down there then?"