It's Harrie's birthday, and Severus has a very special surprise for her. Harry Potter/Severus Snape Harry Potter/Severus Snape/Severus SnapeHarry Potter Severus SnapeFemale Harry Potter Age Difference Older Man/Younger Woman Post-War Severus Snape Lives Smut Vaginal Sex Oral Sex Multiple Orgasms Porn Without Plot Threesome - M/M/F Birthday Sex Light Dom/sub Married Life Fluff time turners Inappropriate use of a time turner Why is this not a proper tag it should be anyway Harrie turns 25 and gets railed by two Snapes at once like she deserves https://archiveofourown.org/works/44972863