Early 17th century... Young prince, who is to be the next Sultan, heads Saruhan to claim his throne. Simultaneously, a murder is committed in Saruhan. Salih Aga’s son Yusuf is murdered in an inn. Judge of Saruhan charges Treasury clerk Selim, whom he knows from Istanbul, to solve this murder. Selim was the reason why Janissary commander Bekir got executed in Istanbul, and new janissary commander does not like the fact that Selim was chosen for this mission, however he could not stop him. On the other hand, they have to solve the murder before prince and general Deli Izzet arrives at Saruhan. Arif and Selim start to investigate the murder and realize it is a very complicated situation. The mystery they are after is more than a regular murder.