Write to You, Don't Open the Seal

Gu Changan is known as the man who knows all the tricks and whoever succeeds can win the world. It was absolutely unimaginable that he would be ruined and disgraced just because of his words. He never expected that five years later he would be dragged back to the world by a stupid kid, and he would have to face those old events from those years, as well as the Yu family's creepy home "You can't look at the moon for three hours at a time" and the painting that predicted death. He also never expected that he would almost be backlashed by the plan he had set up back then...