- Some Days it Sucks to be Me (Stargate) by Lady Elysium
- Someone to Watch Over Me (1) Someone to Watch Over Me (Sentinel/X-Files) by Laura Picken
- Something New Under the Sky (Stargate Atlantis/Buffy) by Janne D
- Soul Senses (Stargate) by Carrie
- Soul of a Planet (Stargate) by MomOfToad
- The Sounds of Silence (Sentinel) by Fidus Amicus
- Southend, July 26th, 1976 (Doctor Who) by KateMonkey
- Strong Enough (3) The Space of a Single Breath (Sentinel) by Kim Heggen
- Faux Paws Productions (518) Speak No Evil (FPP-519) (Sentinel) by Eddie
- Supernatural (2) Speaking For the Dead (Sentinel/Homicide: Life on the Streets) by D L Witherspoon
- Spirits of the House (Tolkien) by Altariel
- Remote Control (4) Splinters (Sentinel) by Mackie
Split (Harry Potter) by Windwings Writes
One fine day, Severus Snape makes a disturbing discovery. Who is messing with his life? And why?
- Springtime (Tomorrow People) by Megan Freeman
A Square Peg in a Round Hole (Stargate/Highlander) by MarbleGlove
Methos was just spending a year as a highschool teacher; Jake O'Neil was just trying to be someone other than Jack O'Neill; neither are simple individuals.
- Casualties of War (3) Standard Operating Procedure (Stargate/Sentinel) by Fyresong
- A Sentinel's Guide (8) Steal (Sentinel) by Kristine Williams
- The Stillness of the Place (Doctor Who) by RedStarRobot
- Storms (Stargate) by Meredith Lynne
- Stormy Skies (Sentinel) by Kim Heggen
- Strain This Chaos (Turn It Into Light) (Firefly/Doctor Who) by Lowbatterie
Strange Empathy (Harry Potter) by BlackEyedGirl
Sometimes a few words are all it takes to change how you think of someone. And sometimes the people you thought could never understand are the only ones who can. AU, Post-OOTP.
- The Stranger Within (Stargate) by Tiffany May Harrsch
A Stranger in the City (Torchwood/Star Trek) by AstroGirl
The 51st century and the 23rd cross paths in 1930, where they discover that tragedy is timeless.
A Stranger's Kindness (Harry Potter) by Bohemian Rhapsodi
Hermione Granger always knew that her life was on hold for Harry's cause, but a gesture of kindness from a mysterious stranger will soon begin to change her mind. AU, HGSS, In response to a 'Daddy Long-Legs' WIKTT challenge.