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.