As part of her love services, Ina spies on the homes of wealthy clients, allowing her lover to gain access without risk. However, when he breaks into the villa of the self-centered Maximilian Wolf, he is knocked out by an unknown assailant. Suddenly, events take an unexpected turn. Chief Inspector Paul Steininger, assigned to the murder case, initially suspects an act by the Eastern Mafia as the motive. As time goes on, his professional and personal interests begin to intertwine with those of his assistant Moni. He increasingly finds himself not only battling unseen puppet masters but also grappling with his conscience and values.