In Korean variety Jisoo is the main talker and seemingly every time they are given a mic as a group they automatically pass it to Jisoo, while Rose is quiet and barely says stuff. When they went abroad, It's absolute 180, Jisoo says nothing because she can't into English and Rose hard carries the interviews with more talk time than the 3 others combined.
They live in an appartment in some very expensive building complex in Seoul. Not sure how it is with security, but when you pay over 10k dollars per month, I assume that it's filled with cameras and has some sort of security at the bottom.