Harry Muller, an experienced intelligence agent, disappears while on a secret mission. And soon an unknown person calls the police and tells them where to find his body ... The investigation into this murder is entrusted to a former police officer, and now - an employee of the Anti-Terrorist Task Force John Corey and his wife Kate, an FBI agent . Where to start? Of course, with the club "Caster Hill", the members of which were instructed to follow Harry . But in the “Caster Hill” are not going to the mafia and drug dealers. Why did this club attract the attention of special services?And what could Mahler learn about its respectable members?Trying to understand Who and why has silenced their colleague , forever? John and Kate break into Custer Hill. I don't know , yet. That they will reveal the most dangerous secret of the powerful of this world ….