She reportedly arranged for her wardrobe to be sent to his home in Ohio because she plans to keep flying back and forth during the season.
A source close to E! News says:
"Khloe and Tristan are doing really well. They are exclusive. "There is a lot of chemistry between the two of them and they are happy together."
Adding that she is doing well with Tristan's mates and that she's very close with a few of his friends which may include the 'friend' who asked her why she looked so white in her Snapchat photo which she shared on Instagram.