A sudden encounter between a gracefully attractive but mysterious woman, Saki, and an ordinary housewife, Eriko, who has a happy family, causes Eriko's serene daily life to fall apart. Eriko's husband, Shinji becomes the target of Saki's advances and finds himself caught between her and his wife.

"Papadol" depicts the entertainment world and family world through idol singer Ryo Nishikido (Ryo Nishikido) as he gets married to a single mother.

The story focuses on a group of moms who all have children around the same age. These women form a bond through sharing their anxieties about raising their children, each coming from a different background. However, the friendship between the five women also turns to jealousy and betrayal, due to the fact that their children are all taking similar entrance exams for elementary school.

13 years ago, the Abe family moved to a town in the suburbs, surrounded by nature. The Abe family consists of their French father Toma (De Lencquesaing Nozomi), his Japanese wife Mikiko (Rinko Kikuchi) and their beautiful daughter Yuko (Kanon Tani). They appear like the perfect family. Mikiko managed to get her daughter Yuko to take part in a CM audition and she was picked by Murano (Joe Odagiri), director of the advertising agency. Yuko is now in show business. Several years later, Yuko (Nana Komatsu) transfers to a large entertainment company. As her mother wishes, Yuko is now popular and appears on the cover of magazines, variety shows and drama series. Yuko, though, feels an uncomfortable imbalance between her public image and her real self. During this time, she meets a dancer, Seiko (Mackenyu), who marches to the beat of his own drum, and falls in love with him.

Devoted to becoming an international lawyer, Ayukawa Wakaba is full of ambition. Her hard work pays off when she lands a job at an international law firm, but to her disappointment, the first prestigious assignment that is given to her is to babysit the boss' 5 year old daughter, Hinata. Wakaba loathes kids and nursing, but unwillingly takes on the job as she is fixated on wealth and success. One day when she goes to a preschool to pick up Hinata, she meets a man named Yamada Sota. Sota is a man without higher education, wealth, or a future goal, someone that Wakaba absolutely cannot stand, the complete opposite of her ideals. Once again, contrary to her will, she ends up looking after Hinata and a few other kids along with Sota. Despite being exhausted from all the first-time experiences in child care, Wakaba begins to realize what is truly important to her.