After Lila got Marinette back in school, the class did seem a bit distant from her, but she trusted Adrien and followed his advice. Years after, Marientte works under Adrien, who has taken over his father's company, and they are secretly engaged. However, things takes a turn and Marinette finds out that Adrien was using and had been cheating on her the entire time. Heartbroken and alone, Mari is lost and doesn't know what to do. That is until another blonde enters her life....