Anna is a responsible person and student council president. Despite her status, she has been shown to be quite naive and clueless when it comes to lewd materials, due. However, when it comes to You, after they accidentally share a first kiss, she attempts to collect his love nectar, which is shown throughout the series progressively.
She can be very obsessive over him at times, which is also shown a lot throughout the series. She claims that this obsession is love.