After Caroline discovers her 'parents' to be Black Mesa spies, Doug Rattmann hides young Chell in Old Aperture before she's sealed off and presumed dead. Years later, she's back, and her resurfacing could lead to Aperture's downfall. A Portal prequel about what it truly takes to have a shot at redemption.

An AU inspired by The Princess Bride, featuring true love, high adventure, and science. Pairing is Cave/Caroline.

A retelling of the Portal and Portal 2 story set as a Medieval fairytale.  Written by ElvenWhovian with contributions by Starry-Nightengale.  All Valve characters belong to Valve. All Blue Sky influences are inspired by Waffles' excellent work.

She had put off the questions for over thirty years, and now there was no tomorrow to abandon them to.

When GLaDOS nearly loses her sentience trying to delete Caroline, she's forced to seek out other options. One-shot. Done for MuriraRK's fanfiction contest.

When a dangerous mute lunatic is put in control of the Aperture mainframe, GLaDOS and Wheatley are forced to work together to save science.

Meteors, signals, apologies, and that tricky little thing called humanity- four years after the events of Portal II, Wheatley's been handed a second chance, but it's not going to be plain sailing…

Caroline gets injured on the job. Cave/Caroline, with a look at angsty!Cave.