How on earth did I get like this? How? How did I ever become this person who’s not really me?

One morning, Rebecca wakes up and realises she has turned into the wrong person. Is she really this joyous and outgoing organiser of parties, the put-upon heart of her dead husband’s extended family? What happened to her quiet and serious nineteen-year-old self, and what would have happened if she’d married her college sweetheart? Can someone ever recover the person they’ve left behind?