"Ha," Sam says. She's a scientist, not a goddess. (They've seen too many fake deities in their line of work.) She could probably be quick and efficient about this and it would be just as effective, but she's taking her time, because she likes just being able to touch him. It's relaxing. She presses her thumbs on either side of his spine and works her way down a bit at a time until she gets to a spot with significantly more tension, and she leans a little of her weight into her arms to apply more pressure.