At a prestigious high school, the campus is always filled with a lewd atmosphere thanks to the presence of a big-titted, kind, and sexually generous teacher. Hibiki Amamiya treats her students with a gentle smile, forgiving even their mischievous antics with laughter. Her nurturing breasts constantly uplift the students' spirits, satisfying not only their academic and extracurricular needs but also their sexual desires completely. Because of her, students are so eager to attend school that they willingly give up their holidays. As a result, attendance and college admission rates have soared, proving the school's elite status.