Mirela, a stern yet sultry Romanian teacher, invites private student Mariana to her cozy apartment for extra tutoring. As the lesson begins, Mirela's low-cut blouse reveals tantalizing glimpses of her cleavage, distracting Mariana who struggles to focus on geometry. Mirela, noticing Mariana's wandering eyes, smirks and leans in closer, her breath warm on Mariana's ear as she whispers advanced equations. The tension builds, culminating in an unexpected, passionate encounter between the two women.