Of all the ideas Mary and I had, that one and the PO Wedding are the only ones I remember.

Yes Olivia definitely feels something is off/missing in her life. She says something about being reminded of the loneliness in the teaser. I wonder if she and Walter experience a deja vu of sorts sometimes. I'm curious to know what will trigger the memories.

O: "Call me sweetheart one more time...I'd really like that."
P: "Be careful what you wish for.... sweetheart."

^ Exchanges like that would be fun to watch again.