The Visit That Changed Everything

How does one little conversation go from light and cheery to instant tears? Kalahira Shepard asks herself that on the way back to the Normandy after visiting Kaidan at Huerta Memorial.(Shepard is going to see Kaidan for a second time while he is in ightly a little OOC for Kaidan but not much. Follows script for the most part) Please review so I can decide whether to update or not!