Game Invasion: Hidden Profession at the Start

In the past life, games invaded reality, wild monsters became rampant, and humans suffered terribly. Su Yun was protected by his sister and Xin escaped from the disaster, but his sister was mauled to death. In order to save his sister, he became a god of death, cleared the game, and got a chance to be reborn. In this life, he vows to protect his sister and the Xia Kingdom!