The Son-In-Law Saves His Mother-In-Law and Gains the Power of the Five Tigers of Shu Han at the Beginning

"Five Tigers of Shu Han?" "I'm actually my adopted son-in-law?" "Mother-in-law, let me save you!" Qin Xuan traveled to a different world to become his son-in-law, and there were historical figures he was familiar with here. The Five Tigers of Shu Han, Qin Qiong, Xiang Yu, Ying Zheng... Let's see how Qin Xuan competes with various historical figures to dominate the world!