He leans his head back to examine her expression and bursts out laughing. "That's the one," he says, mirroring her nose wrinkle and goddamn it, she really is just the cutest when she's mad. At all times, rather, and he doesn't know how he's ever supposed to take her seriously if she's yelling at him with an expression like that. Then he remembers how she'd caught him up on the chair and the look on her face then had nearly given him a heart attack so yeah, he thinks it's probably best just to stay on her good side as often as he can.

"I like the sound of that," he tells her, his eyes falling shut again at the feel of her fingers in his hair. "It can be one of our experiments. We'll make charts and logs and recordings. We can write a book, guaranteed bestseller."