After school, the staff room was empty except for Ozaki. All the teachers had already gone home. Then Amamiya arrived wearing only her bloomers, probably on her way home after club activities. On both sides of her torso, her developing breasts swelled noticeably, with faint nipple protrusions catching the eye. Perhaps due to the tightness of her bloomers, her thighs appeared even more alluring, causing Ozaki to unconsciously catch his breath. In that instant, the atmosphere in the staff room grew intensely tense.