From what I remember is that the fl is a doctor and the ml is in the military that followed her all the way to the country side ig and during that time there was a land slide and the ml died and the fl was heart broken and then she traveled back in Time and it was before she chose which school she wanted to go to.
I guess you're looking for the same novel as this poster? https://forum.novelupdates.com/threads/novel-military.119712/