Sana Kurata, an actress in her childhood, encounters numerous difficulties in her classroom, but none more significant than her aggressor and classmate, Akito Hayama. Sana's extroverted and amiable personality drives her to strive for solutions to all the troubles that surround her. Though Hayama is irritated by Sana's "meddling," her efforts capture his attention. Conversely, Sana is frustrated by Hayama's pessimistic attitude and compelled to transform him. As these two different personalities mesh, they confront many challenges that eventually bring them to a mutual understanding.