Michiki Reina (愛菜Ashida) jumped to take the overnight train with Nao (Yasuko Matsuyuki) Nao gave Reina a new name, Tsugami to start a new life as mother and daughter. They were thinking stopover in hiding. However at the train station Nao had her wallet and all her money stolen. She could not go to the police, so in desperation Nao decides to go to the orphange she stayed at temporairily as a child to seek her former caregiver. Unfortunately the orphanage was abandoned with her former caregiver senile. She stays a few days there before the caregiver is taken away to a nursing home, with Tsugami in tow they both head to Tokyo.
Yasuko Matsuyuki plays the part of Nao Suzuhara, an elementary school teacher. When she realizes that one of the female students is receiving abuse from her mother, Nao's maternal instincts kick in, and she impulsively decides to bring the girl into her own care. Serving as a substitute mother, Nao takes the child on a trip from Hokkaido to Tokyo, and the two experience various events together along the way.
