The Strongest Self-Cultivation on Earth

Resources are exhausted, and spiritual energy suddenly emerges. Mortals cultivate immortality, and gods appear in the world. For others and for yourself, all heroes come together. Sit with God, be at the same level with heaven. "Eh? What is this?" Tang Jian muttered to himself, looking at the book full of graffiti in his hand. In doubt, Tang Jian opened the book and began the strongest self-cultivation journey on the planet...