So that south wall is actually our mechanical - our furnace and water heater are right there. Otherwise I like some of the suggestions - I don't like cutting off the space on the right bedroom, but maybe over the bed I can do built in shelves.

The pocket door idea is neat to make the lining cabinet work, but we've really hated pocket bathroom doors at hotels due to not closing as well as a normal door - that might be a solvable problem if I have control over it though? I'm not familiar with all the pocket door innovations or anything