Amu Hinamori from Seiya Academy is rumored to be a very powerful elementary school student. In fact, despite her cold appearance, she is a shy girl who loses herself in order to hide herself. Ya Meng prayed to give her the courage to change herself. The next day three guardian eggs appeared on the bed. On the other hand, the school has a team - the Guardians. They met in the royal garden after school and had to deal with various school affairs. There is also an unshirkable responsibility: the enemy that must be fought - the Resurrection Society, looking for the legendary magic egg - the embryo, which can realize any wish, the egg of the heart that protects the children... The guardian of Holy Night Academy, Yuise Hajiri, discovered Amu who has three guardian eggs, and invited her to join the guardian. During the battle of the Guardian, Ya Meng met Yue Yong Jidou, who had a special relationship with Wei Shi, and his sister Yue Yongge.
Yameng likes Weishi, but Weishi doesn't like Yameng at first. Ji Dou liked Yameng very much but never told Yameng. When Weishi knew that he had fallen in love with Yameng...