Humble scholar Gu Changsheng accidentally activates the adventure system, and right at the start publicly asks to marry the state-controlling Grand Princess in the great hall, shocking the entire city. Relying on his peerless medical skills, he turns danger into safety in thrilling missions time and again, growing from a top scholar laughed at by the whole city into a key figure who solves puzzles and protects the common people. He and Li Cangyue go from probing each other to walking shoulder to shoulder, jointly achieving a passionate legend.