Meet Megan Bailey, a talented yet undiscovered singer with dreams as big as the New York skyline. Ready to launch her first album, she heads to Las Vegas to toast to what could be her breakthrough. When a chance encounter at a casino bar leads Megan to Cassandra, a broke hospital resident, their fates become intertwined in ways neither could have imagined. A wild night of one too many cocktails ends with an unexpected twist - Megan and Cassandra find themselves married! Convinced that the marriage will dissolve itself if not officially confirmed the two part ways.
Fast forward five years, and Megan is now a music sensation. But fame isn't her only companion; she's also engaged to the Emmy-winning writer, Naomi Hugo. Plans for their perfect life together hit the fan when their marriage certificate is declined. Suddenly, Megan's name is splashed across headlines, and the rumor mill churns out allegations of bigamy, putting her image as “America's sweetheart” at risk.
Caught in a media storm that threatens to unravel her hard-earned success, Megan embarks on a mission to right her past mistakes. With the clock ticking and her wedding date coming closer and closer, she sets out to locate Cassandra and return to the place where it all began - Las Vegas.