After Caleb leaves her, Elizabeth wants to return home right away with Alison. However, a mysterious fog grounds their plane, so Ali and Rafe pass the time by making love. After saving Marissa, Casey says she must leave town forever for her and Jamal's safety, but won't remember coming to town. Casey will take over her life. After sending her home, Casey runs into Jamal, who thinks she's Marissa. Tess meets Caleb at the spot of their date. He says his wife left him and asks her to help find the good in him. Tess accuses him of trying to trick her because he wants Livvie. She says she won't be fooled by him and leaves.