Yuna, a female teacher who has an affair with a colleague teacher and can't find hope in a life without stimulation with her husband. In the meantime, one student asks for advice. She is usually a quiet student, but her attitude changes suddenly when she is alone with her. "My head is full of teachers and I can't do anything!" A student who is single-mindedly seeking Yuna's fascinating body. Yuna feels the caress of a clumsy student while refusing at first. Morals as an educator are crushed by the wave of pleasure...