When a powerful divorce attorney who only represented women is murdered, Castle and Beckett are confronted with a plethora of angry ex-husbands, any one of whom could be the murderer. Meanwhile, Castle's ex-wife, Meredith, moves into the loft to take care of Alexis while she recovers from Mono, and to make matters worse, Beckett is also forced to move in while her apartment is being fumigated, causing tension, humor and more than a little awkwardness.
Spoilers ahead. Coverage follows the scope labeled below.
Complete story — includes the ending
Beckett moves in with Castle while her home is being fumigated — at the same time as Castle's ex-wife Meredith moves in because Alexis has fallen ill. And to make it a perfect storm, their latest case is the murder of a high-powered divorce attorney with a reputation for representing jilted women. While Castle gets distracted by the thought of his ex-wife and his girlfriend living in close quarters, the trail of evidence leads them to the mysterious disappearance of a woman in the Caribbean.