 Meanwhile, over the course of several years, Erin and Jo begin to grow apart, ultimately separating by the time Nick is fourteen and Erin has an affair with another woman.After Jo moves out, Erin tells Nick that he and Jo can no longer see each other since she believes that Jo is too unstable.While Nick protests that Jo has rights, he finds out that since Jo never legally adopted him, she has no influence over visitation or custody.