He followed her order, not because he thought she deserved the respect, but because he thought maybe she'd grow bored of him. Maybe that was his plan to begin with. Give her what she thinks she wants, and maybe he could escape her. Did he want to fully escape? No. A tiny part of him wondered what would happen if he let her have him completely and give up this game she threw him into time and time again.
Lancelot sat at the table with her, finally picking up that fork to eat what she'd made for him. If she wanted him dead, she'd have done it so many years ago.