After revealing her bitter past to the Asuda family, Mita quits her job and becomes a housekeeper for the neighbor. No matter how much the kids try to get her back, her iron will is immovable.
Mita returns to work for the Asuda family again, but she starts to see the phantom of her late husband and son. Kaito writes a thank-you letter to his father for his school assignment, but Mita tears it up.
As the kid's affection for Mita grows, she starts to feel her emotions again and the kids ask her to become their mother.