Hua Fu Sheng, a young medical enthusiast, is misunderstood due to a string of mysterious deaths among doctors. Alongside Wen Jue, daughter of Liangzhou's City Lord, and Gu Tian, an opera successor, they investigate the enigmatic "Book from Heaven." Protected by Wen Jue's family, Hua Fu Sheng sets up a clinic in Liangzhou, treating the needy while uncovering a tangled web of secrets. As they delve deeper, Liangzhou City's tranquility shatters, unveiling hidden currents sparked by Hua Fu Sheng's presence.