The Billionaire's Payback

Helena He, a billionaire heiress, helps her boyfriend, Gordon Gu, build his company. She discovers Gordon's affair with Tiana Zhou. After the company goes public, Gordon fires Helena, promotes Tiana, and credits Helena's deal to Tiana. Realizing the truth, Helena drops her disguise. Leveraging her resources, she disrupts the company's supply chain, funding, and investments. She then establishes her own company.