Second Date, by @HarrisonChute (2015)
(6 ratings)

The Second Floor by litrouke 2017 (4 ratings)

The Secret of Flagstone Manor by Brian J. Betts 1981 (1 rating)

The Senator's Chambers, by James Plamondon (1982)
(2 ratings)

Sequitur by Nigel Jayne (as Tin Foil Jenny) 2014 (5 ratings)

The Shadow In The Snow by Andrew Brown 2020 (8 ratings)

Shadow of a Soul by Gaming Pixie 2013 (5 ratings)

Shadows Out of Time by Brendon Connelly, Dan Q, Liz McCarthy, Bodleian Libraries 2018 (2 ratings)

Shambles by Mona Lloyd 2021 (1 rating)

Shelter For the Night by Bill Ingersoll 2020 (4 ratings)

Sherlock by Philip Mitchell 1985 (2 ratings)

The Shiny Grave by David Williams 2018 (1 rating)

Shit Game, by M. Spiridonenko (1996)

The Shortcut Home, by AppDude27 (2015)
(5 ratings)

Showtime at the Gallows, by The Dominant Species (2005)

Signal Error by Joel Webster 2011 (2 ratings)

The Silence Under Your Bed by Bravemule 2018

Siluetas by Fran_Kane 2022 (2 ratings)

Silver & Gold by rosencrantz 2015 (12 ratings)

The Silverton House Adventure by John and Pat Everest 1985 (2 ratings)