The principal arranged for a 3 day-2 night training camp. The theme is “The one and only tune”. Hino wants to go sight seeing but doesn't know where to start so Hihara asks her to go with him to the park. They both played Gavotte there. After they play, Hino goes by herself but gets lost. Fortunately, Osaki, who's there to help a friend in a beach resort, finds her in the street...