You are the King's assassin. At the request of the king, you killed many political enemies.
Tonight, you receive an extraordinary request from the king.
There are rumors that one of the king's assassins is connected to a political enemy and is aiming for the king's life, so he wants to kill the other assassins prior to be killed.
The assassins are professional as like you. Unlike the usual target, there is a possibility of counterattack.
Meanwhile, the other assassins were receiving similar requests from the king at that time.