The ancients left this world long ago, and from now on only power rules in it. If you want to achieve your goal, become stronger. If you want to become stronger, kill. Before that, the cat Beal, who did not want such a fate, plunges headlong into all the dirt of this cruel reality. Having lost the most precious thing, he sets revenge as his main goal. After all, the debt of blood is washed away only with blood!