Miwa Kubota is a 29-year old movie fanatic who just got fired from her dead-end job. She saw that her favorite actor, the world-renowned Takahashi Yakai, is looking for a housekeeper. Even though she is totally unqualified, she goes there anyway. When she saw the new hire get into an accident outside his door, Miwa steps in to become the "pretend" housekeeper for her idol.
High school student, Yo, lived with her father, Nao, after her mother, Sachiyo, left the family when she was very young. However, their life together came to an end and they started a new life as a family of four with her father's second marriage partner, Miko, and her stepdaughter, four-year-old Hinata. She confides in Riku, who belongs to the same art club as Yo, about her confusion about this new life. Yo, who has been developing curiosity for her biological mother, Sachiyo, promises to go with Riku to Sachiyo's art exhibition.
Keisuke Yoshimaru is a screenwriter, but instead of working, he is responsible for all household chores. On the other hand, Keisuke's wife, Nami, is a popular novel writer under the name "Ririko Kōsaka". Nami is the breadwinner with outstanding fame and income. Keisuke is somehow satisfied with his current life, but, one day, the main writer of a prime-time drama suddenly drops out, and Keisuke was given the opportunity to write again. Although Keisuke starts writing with full of expectations, he begins to be swayed by various problems.
A young couple is devastated when their son is killed by a falling tree during a windstorm. As the distraught father begins to look for answers into his son’s death, what appears to be a tragic accident turns out to have been the result of multiple blunders by multiple people.
College student Kahoko is the quintessential overprotected child born out of today's Japanese society. Shielded by her parents, Kahoko grew up completely pampered and became somewhat of a miraculously naive "test tube human." She is 21 years old and about to start working for a company, but she has never slept away from home, had a part time job, chosen her own clothes, or even ridden a train alone. Kahoko has had her picture taken, but she has never taken a picture herself. Now, Kahoko is about to step out of her germ-free isolation pod and into the germ-infested world. It won't be long until she realizes, "I'm different from everybody else!" She has been her mother's best friend all her life and her father can't live without her. As they become emotionally unstable from the changes that Kahoko goes through, their family begins to fall apart. That's when Kahoko herself and the people around her begin to see the strength that hides deep within.