
Kawano Ayu (Ueto Aya) had just married stylist Kawano Tetsu (Oizumi Yo), twelve years her senior. With Tetsu's new shop just opening, they were ready begin a new, happy life, when one day, Tetsu's son from his previous marriage shows up.
Kawano Ayu (Ueto Aya) takes Kawano Tetsu's (Oizumi Yo) son, Yuki (Shibuya Takeru) to preschool by bike. There, she meets Hojo Midori (Tomosaka Rie), Hanawa Noriko (Katase Nana), Kominami Yae (Yamaguchi Sayaka) and various other peculiar school moms -- but they turn a cold shoulder.