Tess Schmidt, a highly intelligent and resourceful 32-year-old woman in Detroit, has built a successful career in finance despite battling a congenital heart disease. Her childhood in an orphanage deprived her of medical care and a background. Tess excels in math, finding solace in numbers due to her inability to participate in physical activities. Her dedication pays off, leading to financial success, a luxurious lifestyle, and a high-profile job. However, the arrival of a new recruit, Ryan Williams, in the marketing department raises concerns for Tess. She fears that Ryan's ambition may threaten her position, especially considering her health condition. Despite his outgoing nature, Tess sees through Ryan's intentions of building alliances for personal gain.