they show miilee left the house she was waliking on the road with her luggage when rahul comes there and sumone moved his car towards rahul and rahul had a serious accident with alot of injuries and then the next scene was tht miilee is standing in the hosp and rahul on the bed unconsicous and karan's head pokes smiling and looking dangerously towards rahul
so it means karan did the accident to stop miilee 4rm going