Sacrifice of evil god

Qi Yue has a special identity. During the day, he is an admirable university teacher, and at night, he is a coquettish girl who studies the art of obscenity.Because of the family contract, he was destined to become the sacrifice of the ancient evil god Taotie.What awaits him is the fate of pleasing "it", or being eaten by it, and then allowing it to eat all human beings.Past life: Tie (Naughty Cthulhu Gong) x Qi Mei (Coquettish Oiran Shou) This life: Tie (Bingshan Cthulhu Gong) x Qi Yue (Wife Sacrificial Shou) Sacrifice Form: Estrus, fingernails turn red, grow longer and sharper Pregnancy Form: Pearl production, fingernails turn black Tao: Tie has huge yellow/colored eyes on the back, and a wet and soft tongue on the abdomen. Although Tie hates Qiyue to death, Tao likes Qiyue's taste very much.Two-line intersecting narrative.The first and third seasons are about the past life, and the second and fourth seasons are about this life.Gong's character is created by the previous life, and then the retribution is in this life, and the victim in this life is abused to the point of death.