The third installment of the popular dating documentary series, released as a special thank-you to fans, featuring Masami Ichikawa and Mana Saikura. Narumiya Rika once harbored romantic feelings for her homeroom teacher during middle school. In an attempt to relive that nostalgic first love, she devises a plan to reunite with her former teacher and begins pursuing her. The teacher remains just as she was back then, and as Rika finds her affection rekindled, she hides her identity as an AV actress and sincerely confesses her feelings. This episode chronicles her romantic journey.