A God-level Sign-in System at the Start, and You Become a Grandmaster in a Single Thought

Chen Zhiwen transmigrated to a fantasy world and became the fifth prince of the Da Xuan Dynasty for more than ten years.She originally thought she would live a life of luxury in this life, but she never expected to be tricked by other princes and banished from the capital.Before heading to the prefecture where the most demons were present, the system, which had been loading for over a decade, was finally activated![Ding! Congratulations, host, for successfully checking in! You have been rewarded with Grandmaster-level cultivation!][Ding! Sign-in successful, reward: Saint-level cultivation technique "Saint Ancient Imperial Scripture"]...After leaving Kyoto, Chen Zhiwen broke through to the Grandmaster realm with a single thought, standing at the pinnacle of the four great dynasties and ten great sects!As the sword's light flashed, demons shed blood, all living beings trembled in fear, and the sword became invincible!