A security guy's soul traveled back through time and reborned in the body of the cowardly Crown Prince Billy Zhap of Citherland Kingdom. He changed the Crown Prince's cowardly personality and first helped the seriously ill Emperor relieve his worries, fought against the imperial merchants, and sought the well-being of the disaster stricken and starving people. Later, he fought with the powerful ministerto protect his position as Crown Prince, recruited virtuous ministers to punish corrupt officials, used modern knowledge to intelligently fight against foreign envoys, slapped foreign countries, and step by step rose to the position of the ruler of Citherland Kingdom.
