Nine Hours, Nine Persons, Nine Doors (Visual Novel) - TV Tropes

Junpei, a normal 21-year-old college student, arrives at home one night to find his window open. Upon closing it, he spots a cloaked figure in a gas mask in the reflection—and the last thing he can remember before passing out is being told …

The Murder of Sonic the Hedgehog (Visual Novel) - TV Tropes

999: 9 Hours, 9 Persons, 9 Doors (Game) - Giant Bomb

Time Stands Still - TV Tropes

999: Nine Hours, Nine Persons, Nine Doors – Hardcore Gaming 101

Steins;Gate (Visual Novel) - TV Tropes

Love at First Sight - TV Tropes

Nine Hours, Nine Persons, Nine Doors / Fridge - TV Tropes

Cyborg 009 (Manga) - TV Tropes

Ever17 (Visual Novel) - TV Tropes

But Thou Must! - TV Tropes

Character Narrator - TV Tropes