Yumemiru Otome

Mizuki Miyama serves as student council president at Seihou Girls Academy, maintaining a flawless image as a school idol. Her primary concern is the safety of the student body, particularly her innocent younger sister, Manaka. This duty is complicated when Mizuki discovers Manaka is engaged in compromising extracurricular sessions with a teacher and his associates. To safeguard her sister's secret, Mizuki finds herself compelled to negotiate with the school's disreputable gym instructor, offering her own compliance in exchange for his silence.