Genshin Impact: The traitor doesn't even let his senior sister go

＋＋＋Song Yinjian, known as the "sender of the underworld", accidentally traveled to the continent of Teyvat just when he was about to expand his funeral business.
In this fantasy world, he resumed his old business and started a one-stop funeral service. With the help of the system, he monopolized the funeral industry worldwide...
Multiple female protagonists: Xianyun, Shenhe, Ganyu, Keqing, Rosaline...