Futago Matomete "Kanojo" ni Shinai?

A classmate named Chikage is both attractive and intelligent, and she is the narrator's academic rival. Outside of school, she displays a different side, smiling playfully at the arcade. The narrator attempts to build a friendship with her during school and spend time with her after class to understand both sides of her personality. As their relationship deepens, a romantic comedy involving three people begins to unfold.