Stella discovers her husband Marc's affair, including a gift he gave her that his mistress, Haley, had already worn. Heartbroken, Stella decides to join a secret project to erase her identity and start a new life. She confronts Haley, slapping her, and cancels patents vital for Marc's company. Marc, prioritizing Haley and his business, dismisses Stella's anger as "drama" and tries to manipulate her with money and false promises, even attempting to trap her using a colleague's job. Stella, however, is resolute. She burns their wedding photo, clears her belongings, and actively evades Marc's attempts to track her. She also encounters William Briggs, a powerful genius, who initially misunderstands her but later recognizes her talent. Stella is determined to leave Marc forever and embrace her new life, disappearing from his world by tomorrow morning.
