In his previous life, Ma Dan was the world's top professional assassin, codenamed Ghost Wolf. He was calm, venomous, and precise in his actions. However, he accidentally traveled through time while performing his ultimate mission and became the second young master of the fictional dynasty Tiance National Guard. On the surface, he is a famous loser in the capital. He cannot lift with his hands or carry on his shoulders. Even dogs dare to bully him. Everyone laughs at him for being weak and incompetent. But no one knows that he actually hides a killer instinct, pretends to be a pig, eats the tiger, talks nonsense, secretly plans, and gradually takes control of the situation with wisdom and courage. Facing the unruly and willful princess, the wise and rational prime minister's daughter, the female head of the Jianghu, and the arrogant prince, he was forced to get involved in the whirlpool of intrigue, assassination, politics and love. In the end, he had to become the emperor, and gained an unexpected harem and a life full of jokes.
