Start with a 3600 cu ft container
Immediately shave off 25% of that with stairs
You will probably hit your head going to bed because that's like a 6 foot ceiling in the bedroom now
Put the bathroom right over the car
Sewer hookups? Don't need 'em. Use your composting toilet to fertilize your tree on your massive empty lot
Room for a dorm-sized fridge and maybe a hot plate right next to your midcentury modern easy chair: support for a nutritious froot-loop and canned-soup-based diet
Just wash your dish in your bathroom sink
Also yourself, everyone loves a sponge bath and there's no way we're cramming a shower in this puppy. No sewer hookups, remember?
Window (singular)
Lamp (singular)
Creeping sense of having been entombed alive (free with purchase)