They were probably just good-naturedly posing together. They both seem really cheerful and like they would get a kick out of it. If they are dating, that's great, hope they are happy. If not, no biggie.
"The way to become boring is to say everything." Voltaire
" The greatness of a nation can be judged by the way its animals are treated. "
That being said, for people like Kacie who have strong religious or family reasons to not live together, I don't think living together is the right thing to do. Living together would likely cause lots of internal conflict which would add stress to the relationship. She needs to find a good, honest man who will treat her with respect. Somehow I don't think that man will come out of the Bachelor franchise.