This book describes how the protagonist travels to the Southern Song Dynasty in 1279 with a super-dimensional watch secretly developed by the country and becomes a warrior.
With the help of the watch, the protagonist turned the tide and reversed the situation in the Yashan naval battle to defeat the Yuan army. However, due to the different perceptions between the time traveler and the current ruler and the god-level equipment he carried, he was suspected, excluded, and was forced to lose his job.
Facing the danger of the Southern Song Dynasty's imminent demise, the protagonist was anxious and received a reminder from his watch that he could return to the real world to increase his power. The protagonist risked his own death and returned to the real world, but was asked by his unit to continue performing extra-dimensional experiments.
However, in the process of living in the real world, the protagonist can never let go of the people and things that have separated him for eight hundred years. He travels back to the Southern Song Dynasty again, saves the survivors of the Southern Song Dynasty from fire and water, takes the remaining troops to occupy Dai Viet, trains new soldiers in the Chen Dynasty, and advances into Guangxi and Dali. Opened a magnificent chapter of regaining the rivers and mountains of the Song Dynasty.
October 31, 2023