A story depicting the pure friendship and bond between two curious girls in a classroom setting. Mei becomes intensely fascinated with her best friend Manami's teeth, making her open her mouth wide and actively teasing her by touching and licking with her fingers. She makes her stick out her tongue, engaging in deep tongue-kissing. The scene unfolds into an obsessive, teeth-focused lesbian make-out session, with passionate licking centered entirely on the teeth. A series of tender, intimate acts that convey genuine affection and warmth between close friends.