Summon Three Thousand Yin Soldiers at the Beginning to Create a Mythical Underworld!

My name is Roy. I traveled to a fantasy world and inherited a small sect. My parents were framed and killed by the Yaoguang Holy Land. When the Yaoguang Holy Land gave me an ultimatum, I activated the [Underworld Building System]. Starting with a book of life and death + three thousand Yin soldiers, Roy will build the underworld and start the six paths of reincarnation! Five Ghost Emperors, Luo Feng and Six Heavens, Ten Palaces of Yama, Judge, Impermanence... Gate of Hell, Naihe Bridge, Wangchuan River, Eighteen Levels of Hell... Seducing souls and demanding lives, rewarding good and punishing evil! Define life and death, control the underworld! What's wrong with a generation of great emperors, a thousand-year-old monster, and the lord of the Holy Land? The underworld will let you die in the middle of the night! How can I keep you until the fifth watch? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.