She rules the boardroom by day. She surrenders the control by night.

​Sherine is the "Sultana" of the corporate world?a brilliant, untouchable executive whose iron grip on her company is matched only by her icy resolve. In the glass towers of the city, she is a force of nature, a woman who commands fear and respect. But beneath the sharp-tailored suits and the weight of her responsibilities, Sherine hides a secret hunger: a yearning to release the burden of control and find a sanctuary where she can finally be vulnerable.

​Her release is found in the shadows, under the guidance of a mysterious, masked figure?the Master.

​But when a chilling, encrypted message arrives on her private device, the line between her two worlds begins to shatter. A digital predator is stalking her, using her own professional secrets as bait and pulling her into a high-stakes game of corporate espionage.

​With her career, her secrets, and the life of her colleague at stake, Sherine discovers that the people she trusts the most are the architects of her nightmare. To survive, she must rely on the one man who demands her absolute submission.

​In a world of cold, hard logic, how far will she go to protect her sanctuary? And what happens when the Master steps out of the shadows and into the daylight?

​Dive into a high-octane psychological thriller where power is a double-edged sword and surrender is the ultimate act of courage.