Nakamura-sensei is very depressed. Life is a blur for him. When he's at school and teaching, he puts on a happy façade. He's known as the 'happy, friendly' teacher that everyone loves. However once he's alone, he's taken back into the darkness. He has several secrets concerning his misery, but he keeps them all to himself because he wants to be a good role model for his students. He tries his best, but he's not sure how much more of this he can take. Bisexual.