Twenty-eight-year-old Andrea returns home from a business trip to find Alex, her boyfriend of fourteen years, nervously waiting for her. Assuming he's finally going to propose, Andrea's instead horrified to learn he's been cheating on her and is leaving to be with the other woman, who he calls Andrea's opposite. At first Andrea's paralyzed by shock and sadness, but the business analyst soon forms a plan: change every last detail of her life...