Amnesiac

You don't recognize any of them. Panic rises in you but you force it down, making your way through these unfamiliar surroundings.
A mirror. That's what you need.
After stumbling around the apartment for a bit, you find the bathroom.
You vomit into the toilet, and it leaves a sick feeling in your stomach.
You turn to look in the mirror.
A stranger stares back. Plain brown hair and unusual grey eyes.