Haruka and Yūto are finally having some time for themselves. They go to the fair to have some fun together. There, Milan Himemiya's managers, Yayoi Kayahara and Nozomi Kobayakawa, get Yūto and Haruka to take a picture together. That night, they have a ride on the Ferris wheel and confirm their relationship, though not without the hijinks caused by a quite shaky Ferris wheel. Haruka's picture is taken to capture the moment. Yayoi and Nozomi then formally embarks on their real agenda for Haruka: grooming her into an idol.
二人で遊園地へ行こうと春香から誘われた裕人。デートというシチュエーションに裕人はもちろん、誘った春香もドギマギ。そして当日。遊園地で二人は、初詣の時に出会った芸能プロのマネージャー、茅原弥生と再会した。仕事で遊園地に来ていた弥生は、二人に協力を頼む。さまざまなアトラクションを楽しんだ二人は弥生の元へ向かった。雑誌の特集企画で二人の写真を撮らせて欲しいとのことだったが、撮影は春香ばかり。実は弥生にはある考えがあったのだ。
하루카는 유토에게 일요일에 데이트를 하자고 한다. 지금까지처럼 성우 사인회에 같이 가거나 쇼핑을 하러 가는 데이트가 아니라 순수한 의미의 데이트를 하자며 놀이공원에 갈 약속을 한다. 마침내 일요일!!