Buffy moved to stand somewhere in Ambrose's line of sight, shaking her head stubbornly as she looked up at him. He couldn't be serious about her just going upstairs and pretending he and Lucius' weren't about to kill each other. Not after the hell he'd been through knowing she might be doing the same when she'd disobeyed him.
"I'm not going anywhere," she insisted, her voice thick with emotion. "Do you expect me to just sit upstairs and pretend like you two aren't trying to kill each other down here? Because that's not going to happen. I don't know if you think you have to do this for me or whatever, but you don't." The Slayer glanced back to Lucius, her eyes pleading with him as well silently before she turned back to Ambrose, her lips set in a thin, stubborn line. "I'm not going to let this happen. If I have to stand here in between the both of you, I will. I'll be the fearsome, impenetrable five-foot-something wall of Buffy, and nothing gets through the-"
Buffy's impassioned and somewhat comically frenzied speech was cut short, however when she turned around to face Lucius once more, noticing that slight smirk and the words he said to Evie. "You son of a-" And with that, she promptly fell unconscious into Evie's arms, out cold.