Mulder's not surprised by anything he sees. If there's an emergency and she has to leave fast, the vital stuff's on top. Cash, passport, keys to all the places she's stashed more cash and more identities. Everything necessary to become a new person, all at once.

His smile's a little melancholy, but it's there, and it's genuine. On some level, he knows she's going to know. After this, she's going to know everything, and he'll have to live with it. For now, he can enjoy the moment. "Never saw yourself as a blonde, did you?"