Eight years ago, Mo Yuchuan was framed by villains, sunk into a river, and brutally murdered. Accidental transacting into the Cangwu Realm, after enduring ten thousand years of slaughter, he finally became the peerless Demon Emperor! Breaking through the void to return to Earth, only eight years have passed in the human world, and the cold senior sister who loves him deeply, Situ Wanning, is still waiting bitterly. Facing the undercurrents of urban elite families and the provocation of enemies, Mo Yuchuan conceals his Demon Emperor body and transforms into a close personal secretary, acting spoiled and living off a woman in front of people, but with a flick of his finger eliminating clans behind the scenes! Watch as the invincible Demon Venerable joins hands with the stunning senior sister to sweep through the city and wildly punish villains!