In order to find the core secret recipe of ambergris for making resurrection incense, Ye Xiaocong, the only successor of the exclusive incense school in the world, disguised himself as a maid and went deep into the mansion of Pingyuan Marquis. He met Pingyuan Marquis Bai Zhangshu but was mistaken for a spy from the Northern Country. From then on, the two became a pair of happy enemies in constant laughter and misunderstandings. They faced many problems in life together in the quarrels and finally became lovers.