She is the girl from Hell, Enma Ai.
Born with red eyes, he was sacrificed to the mountain god.
"My name is Yama Ai, you asked me to come."
"Please accept this. If you really want revenge, just untie the red rope. Once you untie the rope, you will have made a contract with me. I will immediately take the person you hate to hell."
"But if you want revenge, you have to pay the price yourself. If you harm others, you will harm yourself. After you die, your soul will fall into hell. If you cannot ascend to the paradise world, your soul will wander in endless pain forever. "
"But this is all after death."