The Legend of Monster Hunting in the Tang Dynasty

The background of Cultivation of Immortality in the Tang Dynasty + some settings of King of Glory. Li Zichen is a time traveler from Blue Star. Abandoned by his parents when he was young, he was adopted by his old village, but was assassinated. In this world where demons are rampant and people's hearts are cunning, should we become a Buddha or a demon? Is it to hold the sword of justice to approve evil? Or turn into a demon to uphold justice? All this is unknown! Young man in the wind and rain, let you climb the mountain in your heart, please stop and look back at the footprints you left when you came.