"Natural" is a two-episode OVA series produced by Vanilla Series, with the first episode released on February 25, 2000. The story follows a young girl who develops feelings for her teacher, who was previously her sister's boyfriend. As the teacher becomes involved with another female teacher, rumors spread, leading to escalating tensions. The series delves into themes of love, jealousy, and complex relationships within a school environment. The animation, characteristic of its time, complements the intricate emotional dynamics between the characters.
