Is Rafferty protesting too much?

Is Rafferty hiding in closet, or is she just in pain over her fiance's death?
Added:

Should Casey tell Dawson what’s going on with him?

With Casey suffering some memory loss issues, is now the time for Casey to tell Dawson what is going on with him?
Added:

Chicago Fire Quotes

Kidd: I just got to keep busy. Working the bar’s good for that. Um, you know I’m gonna need some major distraction when I get home, right?
Severide: I think I can provide.
Kidd: You are so selfless.

Casey: Well, you gotta admit, he's happy.
Dawson: She's a graphic artist he met at the craps table. Her name is Brittany and she's from Florida? You know what that adds up to? Stripper!
Casey: What do you have against Florida?