That's all rooms in one. living, sleeping, washing and fireside-sitting. Minimal, modern buildings with floor-to-ceiling windows. Open space for the bedroom and the bathroom. A warm example of minimal style using wood and stone.
Now here is an idea for the wall you face from the entryway! Do a skylight in the hallway and then a living wall to accommodate many of your plants! There are systems to automate irrigation and allow for easy removal / swap-out of plants as it grows!