It can be found in the Orwell Orchards bomb shelter, on a shelf near a sleeping bag in the locked storage room near the lounge's kitchen.
All I wanted was to get him some help and he trapped me in here like some sort of animal.
I was able to repair the button that opens the door while he was asleep. He has the only key out of this god forsaken place. Tomorrow when I hear the shower I'll take my chances.
If anyone is reading this, please know I had no other choice. Ian, I'm sorry. I know this isn't you anymore. Please know that I still love you...