Khloé Kardashian wants her rekindled romance with Tristan Thompson to have a fresh start, but she’s not looking to completely erase their tumultuous past.“It is always a worry that Tristan can go back to his old ways, especially once he’s on the road and working again, but they have spent so much time trying to heal from past wrongdoings, so this isn’t her main focus at this point,” a source exclusively tells Us Weekly.