In Order to Pamper My Sister, I Became a Big Devil

Li Mu lives in poverty and lives in the world with his younger sister. Unexpectedly, the twelve divine gates accidentally landed on the earth. When the era of the full-name system came, he thought that his life would be more difficult, but unexpectedly he became the master of the system! The era of universal system! I! It's the big devil! The empress of a fantasy world? Bite! Post a task! Mission accomplished! Claim your rewards! Bonus arcade! Tetris suppresses everyone with its holy power! Empress: The system is so powerful! Good system dad! I still have a mission! Being cornered by the villain? It's time to post the task. Bite! The mission requirement was defeated by Li Mu! Bite! Reward "Cha Cha Golden Melon Seeds!" From then on, the villain embarked on a path of no return...