They call it the Chill Sack only to avoid the lawyers' C&D letter or profit-sharing demands from a major corporation. But you can go ahead and call this giant bean bag chair built for two (or three!) like it is: The Netflix & Chill Sack.
Pillow room: don't spend money on couches or lounge chairs and buy a really nice movie screen. (This would be really fun for movie night, to just move all the living room furniture and bring out the pillows!