Spirit Realm Knot, Divine Heart Holy Spirit Tower

[Single female protagonist + no wife abuse + legal childbirth + spiritual beasts + slow pace + repay any kindness + repay any grudge] At the beginning of chaos, there were two spirits and demons! The heaven and earth first opened, demonic energy covered the sky, and spiritual energy nurtured the earth. Ten thousand years ago, the Demon Emperor of the Heavenly Realm suddenly descended into the Spiritual Realm of the Earth. Ten thousand years ago, the eight great spiritual masters turned their blood into bones, and the eight great spiritual beasts turned their blood into bones to form a tower. They built the demon-suppressing divine tower, and the Demon Emperor of the Heavenly Domain suppressed it. Ten thousand years ago, after the domain-destroying war, only four of the eight spiritual domains were left, and there were orphans everywhere. Today, 10,000 years later, the Demon-Suppressing Spirit Tower cracks... Xiao Qingyun and Xuezhu Ling, husband and wife, work together to destroy the Demon Emperor and open up the heaven!