A Fated Reflection

The protagonist is a modern-day playboy who transmigrates into the body of a general in the ancient Kingdom of Qing after dying of alcohol poisoning. The general has just been captured after a defeat by the deposed crown prince of the Kingdom of Yin. Three years earlier, the general defeated and spared the prince, costing him his right to inherit the throne, and the prince has held a grudge ever since. The protagonist must survive for thirty years to return home, but the System can offer only limited help... Follow the protagonist as he struggles to survive thirty years of war and chaos, uncovers the truth of history, and experiences the tangled loves and hates of his own life.