Moe Academy: the Holy War of Light and Darkness

Introduction more than ten years ago The Stan family was attacked by the Shadow Group. The Stan couple quarreled because of their children's mission. The father ran away from home and lost his trace. In order to protect his children, the mother diverted the Shadow Group soldiers and activated the time and space tunnel, thus losing her trace. Her whereabouts are unknown and her life or death is uncertain. The youngest sister among the three Stan brothers and sisters was killed by her mother's most powerful subordinate Song Xue since she was born. Her brother and sister were cursed and could never meet each other. The elder brother was sent to Meng Academy by her mother's subordinate Song Xue, while the elder sister stayed in the family... Can the three Stan brothers and sisters break the curse? What is the mission of Princess Naia? Why was the Stan family attacked? Why is Princess Naia the target of the Shadow Group? What secret does Princess Naija have? Why was the Ouse family also attacked? Will the Ouses and Steins return?