Blushes Per Hour (слэш)

Steve chewed on his bottom lip. “Well, no,” he said. “Um, but.” He was breathing heavily now, through his nose. “Rachel liked it when I did it, because she has, uh, she has sensitive breasts, and I, um, err. Sometimes I’d pull on my own nipples during, or, or after, on my own, and. And I’d imagine—wonder, really, if I was. If I had enough, or—”
“Are you saying you’ve fantasized about this?” Tony said, and he couldn’t help the pure delight that came through in his tone, because had he actually stumbled onto one of Steve’s kinks, here? He’d never let on at all before, not at all.
Written for Day Thirteen of Kinktober: Titfucking.