This is a book about longing and how three people have to break through their respective prisons, whether literal or metaphoric. David, a man, in actual prison for growing marijuana longs for her and has to deal with being in prison. Peter, her husband, is in the prison of not being loved enough by a wife who is obsessed with freedom.
And Mira, the wife, feels that marriage is a prison for her and only being herself will make her free. She creates a situation where they all get to break their binds.