Katie McKenna leads a perfect life. She has a fulfilling job, a cute apartment, and a wedding to plan with her soon-to-be fiancé, Dexter. And then in walks Luc DeForges, her bold, breathtaking ex-boyfriend, and asks her to be his date at a wedding in New Orleans. Katie thought her predictable relationship with Dexter would be the bedrock of a lasting marriage. But what if there's more?