Start in the Underworld, and After Resurrection, Conquer the Heavens

After his death, he was summoned by a mysterious loli to the terrifying underworld, where ghosts and ghosts were rampant and the weak preyed on the strong. It doesn't matter, you get a Book of Mountains and Seas at the beginning, which can copy other people's talents and identify all information. Watch me slay ghosts with my sword, conquer the ghost realm of Fengdu, reverse life and death, and conquer the heavens!