Seira Minami, the school nurse and trusted advisor to students, spends her days helping them with their personal concerns. Today, the ace pitcher from the baseball team visits the infirmary with a troubling issue, receiving warm and meticulous guidance from the caring teacher. Meanwhile, Kimi Tokiwa, the dorm supervisor, finds herself spending a special summer break alone with one of her students, as tender and deeply hidden emotions begin to stir between them. Elsewhere, Chisato Morinaga, the swimming club coach, continues private lessons with a struggling athlete, her teaching methods gradually becoming more intense. Their one-on-one sessions slowly transform into something more romantic, unfolding in a dramatic and highly erotic narrative. This title presents a compelling full-length drama that intricately portrays human relationships within an educational setting and the emotional currents that arise, featuring big-titted female teachers from Media Bank's Carnival label under the Lesson H series.