In a mysterious ancient city forgotten by time, legend has it that an ancient heraldry that can reverse time and space is hidden. Young archaeologist Lin Yan and extraordinary explorer Lu Yun embarked on a journey to find the ancient city for their own purposes. They soon discover that this ancient city is not only full of deadly traps and puzzles, but also hides a shocking secret that could subvert modern civilization. In a dangerous adventure, they must work together to solve the mystery of the ancient city within a limited time, while also dealing with the tracking and obstruction of a mysterious organization. This is a test of wisdom and courage, as well as a journey of trust and betrayal
