When a reckless man makes a move, the Great Tang is filled with legendary scenes! Zhang Shaoqin was hit by a truck into the eighth year of Wude, and upon time-traveling, he encountered a "hydrogen bomb" explosion, so he became a reckless man with innate divine strength! People gave him the nickname "The Great Tang's Number One Unruly Free Spirit!" The moment he opened his eyes, he was bound to the "Great Tang's Number One Miraculous Physician" Sun Simiao as a teammate, and on the way back to Chang'an, he casually picked up an amnesiac distressed princess. Then began decades of father-in-law and son-in-law destiny with His Majesty Erfeng!