They kind of eased into each other for a year, dated officially for a year, and then spent another year trying to break it off but it just really kind of molded into a best friendship - well on her end, he's her favorite person and there might be a sort of subtle friendship co-dependency there that includes hanging out at each other's apartments. She's pretty gracious with buffering her presence with food (bought not made by her, she can't cook) and being a half way decent - though often not entirely smooth on the honesty - sounding board if ever needed.