At the age of 16 Mary becomes a nun. But she never gets used to the strict rules of her new life and when she falls in love with Father Tim, she wants to withdraw her vow.

With changes in society leading to a fall in marriage and rise in divorce, is it possible that the institution has outlived its function? We investigate the marriage industry and costs of divorce against a backdrop of government incentives, the arrival of gay marriage, rise in sanctioned infidelity and alternate relationships.