Natsuo uncharacteristically trips and falls over on her way to school, but Riko quickly helps and questions the former's unusual behavior. That afternoon, the Student Council's suspicions are piqued when Natsuo decides to skip love research to focus on council work. As this trend continues, Riko spirals into her guilt and resolves to confess the truth. The following day, Riko practices confessing the truth on Sayori while afterwards, Yuiko and Suzuno urge Riko to restore the usual air about the Student Council...