Recently graduated from law school, Sierra Myers has embarked on a new career as an Assistant District Attorney in a new city. As she settles into her current life, Sierra is surprised by an invitation to serve as a bridesmaid at an old friend's wedding. Sierra hasn't seen this friend since she graduated college, and they didn't exactly part on the best of terms. With the wedding drawing near, a sense of disquiet grows within her. The bride's odd behavior sets off alarm bells for Sierra and her best friend Rebecca. Sierra wonders why they were selected for this role and what secrets might be lurking behind the facade of this seemingly idyllic wedding.