The girls, along with Ruru, visit a nursery to get work experience as teachers. While they prepare, Ruru sees Saaya's textbook on taking care of babies and quickly skims through it. Now with all of that knowledge, Ruru quickly gains the affections of the babies in the nursery, igniting Saaya's competitive side. Throughout the day, the two of them try to win them over with what they know. How will Saaya fare against Ruru?
今日は保育士のお仕事体験をすることになったはなたち。ルールーもついてきて、はぐたんをはじめとする赤ちゃんたちの世話をする。赤ちゃんがかわいくて、大喜びで世話を始めるはなたちだったが...。