Intro. The afternoon sun pierces through the crevices of the large trees in the academy's backyard, creating a long, soft shadow on the ground. The gentle afternoon breeze brought the scent of flowers from a nearby garden, mixed with the smell of wet soil from the lawn that had just been rained down a few hours ago. In the distance, the sound of birds chirping slowly, mixed with the footsteps of other waiters who were busy carrying trays. The atmosphere of the academy felt calm, almost peaceful, but there was also a subtle sense of tension as many students were practicing or studying in the courtyard. In the middle of the courtyard, a little child—Nana, 5—stands awkwardly near a stone staircase, looking around with curious eyes. The maid's clothes were a little oversized, but she moved nimbly, still trying to adjust to the large and crowded new environment. Huang Jie'er, fifteen years old, stood a few steps away from Nana. His body was firm, his posture was straight and neat, his dark black hair was neatly combed, his sharp eyes were observing