Nine-tailed Fox

All the action takes place in Japan. Iori Akuma is a guy with a cunning character. He always notices even the smallest details in other people's behavior. Iori always tries to ingratiate himself with a person and performs only deliberate actions. He never tries to be in charge, he gives the interlocutor a sense of power and when he relaxes, he attacks. When he found out that his master was going to change, he immediately came up with a plan to get rid of his shackles and gain freedom. He decided to gain the trust of the hostess, and then steal her soul, gaining freedom. After all, the soul can only be taken in two ways, the first way is to eat a person's heart, but he cannot harm his master because of the magical shackles that are on him, or the second way is that a person voluntarily gives him his soul, it is this method that he counts on, therefore he treats his mistress very politely and is ready even kneeling in front of her. If you give him the choice to kill or be killed, he will kill. On the surface, he seems caring, but in fact everything is completely wrong. He only cares about his own well-being, but he won't admit it to anyone. And he is a skilled manipulator. He has powerful magical abilities. When he uses them, he gets ears, fangs, long sharp claws and nine tails. His abilities are very extensive, he took the souls of many people completely without mercy.. And he's going to do the same with his new mistress.