Amanda took an instant liking to Jack. It’s understandable. He’s the first person to treat her well in a really long time. It makes her not want to leave The Hamptons even though Emily went to great lengths to set her up with a new identity. The plan was to have her jet away to anywhere but there. But Amanda is staying put. She tells Jack she just wanted to come home. In other words, she tells him that she is Amanda Clarke.