Reborn as a monstrous cat

Joseph died of a furious mob that burned the house of nobles in which he currently worked as a servant. When dying the soul of the nobles and other inhabitants of the house were merged with the Joseph making it be reborn in the body of a cat, but not in the body of a normal cat! A cat that could use curses to his liking. What would happen to the cat now after receiving that new body and that new power? The art belongs to Jolly Rotten. If you like the novel, do not hesitate to support it. Thank you.