The Great Yan Empire is an ancient world blending martial arts and political intrigue. After a century of war, the empire was unified through the iron-fisted rule of its founding emperor, Li Yu. His elder brother, Li Ting, the founding war god, once defeated a million enemy troops single-handedly. After ten years in seclusion, he mysteriously reappeared and took control of the secret intelligence network known as the Shadow Guard. Outwardly, he was the carefree Duke of Jing, but in truth, he wielded power over everything. Regent Li Chen, Li Ting’s son, was only twenty-five. Handsome and stern, he controlled the imperial court and commanded the elite Black Iron Army. Though he was regent in name, he was really vying for power with his imperial father. The female lead, Lin Wanwan, came from the fallen scholarly Lin family, which had declined after becoming entangled in a feud between powerful houses. Her father, Lin Cheng, was a former court official who secretly possessed the Phoenix Song Record, an ancient text chronicling the empire’s hidden history and capable of exposing the royal family’s dark secrets. The world also incorporates light fantasy elements: spirit jade can strengthen the body and probe people’s hearts, while the Shadow Guard uses invisibility techniques to assassinate targets. The contrast of the powerful houses is striking: behind the gilded splendor of the princely mansions lie hidden mechanisms and secret passageways, while banquets for the elite conceal deadly threats. The comedy comes from the female lead’s “couldn’t-care-less” wisecracks, the war god’s sly indulgence, and the regent’s jealous, possessive antics. The feel-good highlights include a bride swap and an underdog’s rise, face-slapping scumbags, and sweet everyday romance between partners with an age gap. The hooks build one after another, starting with small-scale angst and growing into exhilarating payoffs, as family secrets and imperial conspiracies are gradually revealed.