Getting Simulated By The Empress Is Not My Intention

Zhang Beichen downloaded a simulation game called the Warring State Empress. His role was to help his lords rule the world and become empress.
He thought it was just another normal simulation game. He spent a lot of effort getting close to the empress and did everything he could to help her unite all seven nations, achieving different endings.
However, when he woke up one day, he realized that he was transmigrated into the game. The empress from the game was now standing in front of him.
The empress looked at Zhang Beichen with a cold expression and thought, “So, he’s the one who helped me achieve my victory but the traitor who refused to marry me?”