Musical superstar Kat Valdez is half of the sexiest celebrity power couple on Earth with music supernova Bastian and they’re about to be married before an audience of their fans in a ceremony that will be streamed across multiple platforms. But when Kat discovers, seconds before her wedding, that Bastian has cheated on her, she, in a moment of inspired insanity, chooses to marry a stranger in the crowd, math teacher Charlie Gilbert, instead. What begins as an impulsive reaction evolves into an unexpected romance and a modern love story about celebrity, marriage and social media.