Sea Change

With Jack away on a research ship, Marin begins to question the terms of their relationship -- especially when she finds a mysterious woman's phone number amongst his things. Meanwhile, attempts to jog Patrick's memory fail, and Celia suggests that Annie go to extreme lengths to help him remember his old life. Theresa questions Ben's priorities when he continually puts his newly-purchased hockey team ahead of his friends and family. And, as sparks fly between Jerome and Mary Alice, Buzz and Mai offer them dating advice.