Lou is married to a man who no longer loves her and finally decides she's had enough. To celebrate her new-found freedom, she travels to India, where, in front of the Taj Mahal, she befriends a "serial mistress" named Ali after taking each other's photographs. As the two of them put their pasts behind, they start to discover new possibilities for life and for love, until the shocking realisation that they have far more in common than they thought.