Continuation of the book "The Perfect Oath." A world reminiscent of medieval Japan is extremely inhospitable to singles. A valuable magician and swordsman can easily fall into the clutches of influential lords, which easily subdue the oncoming with the help of special magic. The servant who took the Oath cannot betray. His thoughts are occupied exclusively with the well-being of the owner. And voluntarily this oath is much worse: the Owner becomes literally the center of your universe. And that is why it is many times more painful to lose your master, your meaning of life. Hiiri has to find his place in a world where it is incredibly difficult to maintain freedom. Recover from the loss of the Mistress and become stronger in order to defend your interests. And after all, strength can be understood not only as magical skills, but also as faithful helpers nearby.