"But I was fighting it!" Peridot insists. "I--" At least... she THOUGHT she'd been fighting it? Lapis had told her early on about what had happened, and that had helped to keep her a bit more self-aware. She hadn't even considered that maybe she wasn't fighting it off as effectively as she'd hoped? And this all could have been avoided so easily, she never HAD to eat the food, and maybe things would have turned out differently if... If...

Peridot clunks her forehead down on her knees, both hands pulling at the back of her head. She is never eating food again.

"What did you actually expect him to do when you gave him this task?" she asks after a moment, turning her ire back on Childermass