Anna Ellis, a gifted cosmetic chemist, has her heart set on her elusive boss, Craig Kimball, but he remains out of reach. In a stroke of serendipity, Craig's empathetic and attractive CEO half-brother Marco proposes an experiment to ignite Craig's competitive nature by feigning a romance between Anna and himself. As Anna and Marco engage in their charade, their pretended affection begins to turn genuine. Encounters grow intimate, whispers turn to rumors, and hearts start racing. What begins as a strategic play transforms into an intricate dance of desire, where chemistry defies logic, and love might just triumph in the most unexpected of formulas.