Stretched wider than it felt possible, the burn spread through his arse and made his thighs shake. His hips, he felt bruising under the grasp of greedy fingers. A man's sweat dripped onto his back, exciting him further, as he took his every breath in time with each seemingly impossible slide of cock into his arse.
Snape was fucking him. Snape was biting him! Whispering filthy things, pulling Harry back into his body, grunting with the effort of pleasuring him—Snape was doing these things to him, and all Harry could do was let him and pray he wouldn't stop.