Casey, Helen's older sister comes to Nantucket and interrupts Joe's plan to give Helen an engagement ring. What was supposedly planned to be a evening of two at a restaurant becomes a evening of four. Casey comes along to catch up on her sister's life and Brian to side-track Casey. Casey gives Helen a ring as a gift which makes Joe really mad. Then Joe later that night gives Helen the engagement ring he was planning on giving her earlier. Casey arrives at the house to end up messing up everything that had been planned earlier. Helen once and for all stands up to Casey after another remark she made. Casey then tells Helen that her husband left her took off with all the money they had and their private boat which leaves Casey no were else to go or no one else to turn to besides Helen. Helen then lets Casey stay at her house for as long as she needs to or wants to.