The Tang Dynasty's Tiger Son-in-Law

Chen Shuang transmigrates back to the Tang Dynasty with a pistol from the start. Using his modern way of thinking, he solves the many problems facing the Tang Dynasty and becomes a high-ranking official, only to uncover even more secrets behind his transmigration.

Not only must he face powerful enemies who have also transmigrated back to ancient times, he must also return to the future and lead Tang soldiers and intelligent AI in a fight to save humanity.