With classmates Rin, Maria, and Kurumi. The daily life of school is depicted from each of their perspectives. Hajime, a childhood friend who likes Rin. Kurumi, who has feelings for him, tries to seduce him using her body. Actually, Rin, who liked Hajime, is being toyed with by her homeroom teacher Kozuka because he holds something over her. Maria, the serious student council president, secretly admires Rin and is an excellent student. She is also a good pet of the homeroom teacher Kozuka. The feelings of these three intertwine in this real-time school drama work.
