Married woman Lina watches over the polite student living alone in the apartment next door with a motherly gaze. One day, Lina visits the student's room to collect the condominium association membership fee. The young man seems to be financially unstable, and apologizes, saying that he can't pay it right away. Being a kind person, Lina smiles and says, "Okay, it's okay," and forgives him, but the student takes advantage of her kindness and makes obscene requests...