Momoko, Yuri and Hinagiku are interviewing boys about their ideal girl. Yousuke walks by and tells them that the outside appearance of a girl is not important for what is important is the inside. He then starts teasing Momoko.
They chose Yukiko, an athlete to be an ideal girl and decides to interview her. They followed her to her house as Yukiko walks home with Takashi, her boyfriend and trainer. Pluii decides to destroy their love and orders Omama (rice monster) to help him. Omama curses the rice in Yukiko's rice store.
The next day, Momoko and others wonder about the commotion. They are shock to find Yukiko has gone fat overnight and keeps on eating. Takashi and Yukiko fights over her overeating. They also see some girls who have also become fat overnight. Jamapi tells them that it is because of the rice that they ate. Yuri and Hinagiku do not believe him but Momoko do.
That night, Momoko traces the houses of the girls who became fat and the center is Yukiko's house. Momoko goes in Yukiko's store and sees Omama inside Yukiko who curses the rice. Momoko transforms to Wedding Peach and unpossess Yukiko by making her remember the times with Takashi. Omama goes out and attacks Wedding Peach. Yuri and Hinagiku tell Wedding Peach that they also investigate Jamapi's information. They transform to Angel Lily and Angel Daisy. They defeated Omama and is send to 'happy land'.
Jamapi asks them to take him in. They hesitate but Jamapi pleads them, Momoko finally agrees. The girls goes back to their original weight. Yukiko and Takashi are a couple again. Momoko wonders if Yukiko did not go back to her original weight, would Takashi still like her. Hinagiku says that her father told her that if one looks at the outside appearance only then it is not true love. Momoko remembers what Yousuke told them as they watch the soccer game.