@PsyChuan@snouts.online NV Interiors. It's a great mod, but it does not play well with certain other mods without patches, and the original author's strong suit was not the english language. People have tweaked the grammar and spelling a lot, but some places it's still awful.
notably there's a note you can find in one new house, that points to a stash hidden somewhere "nearby" in a "burned out house" (as far as anybody can tell, because the text is garbled as hell), and gives you a key. and... welp.