Ash O'Halloran is happy with her futon, her flat, her cat and her job as a party caterer. She doesn't do impulsive. She is absolutely, perfectly in control of her single woman's life. And if she can't have relationships without complications – then she's content to carry on as she is. Ms Self-Contained. But when she's employed to cook the supper over which Dan Morland plans to propose to his girlfriend, suddenly she becomes party to someone else's relationship – in all its tangled, heart-breaking complexity. And, as she watches Dan struggling to sort out the mess his emotions have got him into, Ash starts to realise she's not Ms Invulnerable after all ...