Tivnitsa, the very first human state on Mirem, has already exhausted all possibilities of peaceful influence on the surrounding tribes of primitive hunters. To continue external expansion, for our own survival and prosperity, there is only one way left - war. Saiyan Craftsman, the immortal Sachem of Tivnitsa, provokes the Star Bird tribe to war. But the hunters understand perfectly well what kind of enemy is opposing them. The war did not go at all as Sayan the Craftsman had planned and almost ended in disaster on the very first day. But hunters will also have to understand through their own bitter experience what it means to “fight with walls.”