Ye Chen, the genius doctor of Qinglong Mountain, was ordered by his master to go down the mountain to break off the engagement, but he changed his mind because of the beauty of his fiancée Wan Xuening. Possessing peerless medical skills and a mysterious identity, he shocked everyone when he first entered the city by "controlling needles with Qi". There are also seven distinguished senior sisters who protect him, fight against evildoers, cure strange diseases, seize property, and counterattack all the way, bringing his identity as a door-to-door son-in-law to his peak.
