Reiji begins his discreet work at the girls' high school, balancing the search for two missing students with the broader probe into the ongoing murders. Amid the daily routines and watchful eyes of vice principal Tokio, he encounters Toko once more, whose quiet plea to uncover her true self lingers in his thoughts. With his younger sister Yukari attending classes there, the detective gathers fragments of information while the spiral of violence persists. Yet a faint sense of warmth surfaces in small, unexpected moments.