I Just Want to Become an Immortal, but You Force Me to Give Birth to a Baby

[Double birth+Double mad batch+Wife-chasing crematorium] In the previous life, she had a body that was prone to pregnancy, and he had a weak Yang body. In order to continue the incense, he found her and coaxed her into the Phantom Wolf Clan. She worked hard all her life to bear children for him, but in the end he bit her neck off and died. Once she was reborn, she returned to the night before her engagement. In this life, she just wanted to become an immortal and not marry anyone. She fled all the way, and he pursued her. She said: "If you want to marry me, first dig out your heart and lungs." He hugged her into his arms: "My heart and lungs are not enough to express my feelings. I will give you my life."