It revolves around Wang Dadong, Wang Arthur, Ding Xiaoyu and other teenagers with special abilities from the final class of Golden Time and Space Guava High School. It tells the story of how they started from the conflict of powers and the establishment of friendship on campus, and gradually got involved in crises involving iron time and space, silver time and space, etc.
At the beginning of the story, everyone experienced events such as Rex's conspiracy and the emotional entanglement caused by Angel on campus, and established a deep friendship. With the emergence of threats such as the Armed Forces Judgment Agency and Hiromitsu Musada, their battles gradually escalated. Afterwards, the conspiracy between the Shadow Dynasty and the Demon King came to light. In order to protect the order and peace of all time and space, Dadong and others from the Golden Time and Space joined forces with cross-time and space partners such as the Charanxide family from the Iron Time and Space, and the heroes of the Three Kingdoms from the Silver Time and Space. They went through countless battles and tests, including sealing the Demon King and dealing with the aftermath of the demon species.
On the long road of guardianship, they not only demonstrated powerful abilities and courage, but also gained family, love and friendship. From daily fun things on campus to grand adventures across time and space, from a young boy to a guardian with heavy responsibilities, everyone has written a legend about protection and inheritance across time and space with passion and warmth. And this protection continues in ordinary daily life and will never end.