I Only Wanted to Take Concubines, So How Did I Unite the World?

Li Che woke up one day to discover that he had transmigrated and become the emperor of Daqian! The bad news? The emperor was an old geezer on the verge of death! Just as Li Che was about to despair, he awakened the Rejuvenation System! He ordered Empress Liu Feiyan to attend him in bed. 【Ding! Lifespan +5. Grandmaster cultivation acquired!】 He subdued the peerless female assassin who had infiltrated the palace to kill him. 【Ding! Lifespan +5. Ten thousand Great Snow Dragon Riders acquired!】 He crushed the treacherous crown prince's rebellion and bid for the throne. 【Ding! Lifespan +5. Three thousand Embroidered Uniform Guards acquired!】 When he presided over court again, Chancellor Wang Lin, who had been waiting for the new emperor to ascend the throne, nearly wet himself. “What the hell? How did that old geezer grow young again?!” Li Che looked down over his ministers. “Not only can I not die, I can fight for another five hundred years!”