Dec 15, Harry Potter, Sirius/Harry, On the Edge Title: On the Edge Author:sdk Fandom: Harry Potter Pairing/Characters: Sirius/Harry Rating: NC-17 Length/Word Count: Ficlet, 291 words Warnings/Content: Blow job, orgasm denial, cross-gen Summary: "I don't know, Harry," Sirius says, his voice teasing and low. "Have you been a good boy this year?" Notes: Written for train_tracks who requested - Sirius/Harry, one hour blowjob. Also loosely written for adventdrabbles prompt #14 - naughty or nice.