Maranon is a private investigator who devotes his time to solving cases of extortion, as particular as himself. He is rigid, fanatic of video games and allergic to love. Together with him work Zapata and Arango, the only men he trusted until he hires Valeria Segovia, a psychologist fascinated by criminal investigation, and who thanks to her sharpness with details, gains Maranon´s respect and is invited to solve a new case: the millionaire blackmail that well known Senator Garrido faces. Marañon, Valeria, Arango and Zapata will burry themselves in the Senator´s intimacy to try to decipher who his enemies are, but an unexpected event will lead them to discover his deepest and darkest secret.creto. (Detective Marañón).