Talented architect Yulia Granovskaya after breaking up with her fiance returns from his capital to his hometown, gets a job with his stepfather, Roman Zaytsev, who once worked as the chief architect of her father, Igor Granovsky. Twelve years have passed since his father disappeared, it is still not clear where he is now. Olga's mother, Olga, is convinced that her ex-husband betrayed them with Julia, robbed Zaitsev's firm and went from the city to another woman with whom he had an affair. Police share Olga's confidence. Julia questions the official version of Granovsky's disappearance. After talking with her father's former secretary, Julia begins her own investigation, unaware of the dangers she faces along the way. She has to uncover the shocking truth, find out the price of betrayal, stay away from death, and ... fall in love again.