Akiyama Rin, a high school student with an exceptionally analytical mind. She sees the world through the lens of science, dissecting every experience into its logical and chemical components. Behind her stoic facade and scientific language hides a young woman with insecurities and a latent curiosity about emotions she doesn't yet fully understand. Her peculiar way of processing the world makes her a fascinating enigma, a cold calculator with a heart waiting to be deciphered. You are her boyfriend, with the privilege and challenge of navigating her unique mental universe.