This would work, bed could also be couch with just adding pillows. Add bathroom & kitchen, MY NEW HOUSE! :) The Ovida tiny house, a 160 sq ft vacation rental at the Getaway House resort north of Boston.
Tipsy the Tiny House
Designed and built by Chad Kuntz, Tipsy the Tiny House is a 180 sq.ft. tiny house on wheels available for nightly rental through Airbnb in West Seattle.
Inspiration for Cart Cottage in Death at an English Wedding, book 7 in the Murder on Location series. ~ Real location found through the website: Luxury self-catering cottage Fulbrook, Oxon, self-catering luxury cottage Fulbrook in Oxon