“It’s not a snog box, River!” His hearts were racing in his ears, his indignation short-lived and all but a token protest, his trousers tight and hips tilting up into hers helplessly.
"Oh, she absolutely is, Doctor.“ And her mouth pressed against his – open to refute her claim – quite decidedly.
Adult, post-Wedding of River Song. The Doctor looks in on River on her very first archeological dig. Utterly delightful smut.