Something about dating an angel while being a human yourself is having to get used to their ignorance on human concepts.

Most notably, in your case, personal space.

Castiel didn’t quite grasp this concept very well, since his sense of adoration for you was practically immeasurable. He was attached at the hip with you, and while it was endearing, you did need time to yourself. So the question was: how do you go about this without hurting feelings?