Lena and Martin were once madly in love. But, like many marriages, time and circumstance eventually took their toll. Lena (Jenna Fischer), the perfectionist, fell into the role of caretaker for everyone, including Martin. Martin (Oliver Hudson) felt he could never do anything right and gave up making the effort. Finding themselves in a platonic marriage, they decide that everyone's lives would be better served if they got a divorce. Still wanting the best for their three kids and facing a daunting real estate market, the couple decides not to sell their house and to "Bird Nest" instead. They soon find that being apart could ultimately lead to them getting back together.