Ye Xiu returns to the city as something far greater than anyone remembers—the Medicine King whose prodigious talent emerged at sixteen, before betrayal and exile transformed him completely. What nobody realizes is how he spent those years away: becoming the world's most notorious assassin. Now both identities converge, unstoppable. The ancient Ye Family, a martial powerhouse steeped in generational might, confronts him with misplaced arrogance. Ye's response cuts through their delusion: their dominance belongs to history. They have become insignificant—insects beneath his blade in this new era.